Home / 4,403,430.10-6,605,145.15-2,011,945.60

Finding the Fourth Proportional to 4,403,430.10, 6,605,145.15 and 2,011,945.60

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Solution

The fourth proportional to 4,403,430.10, 6,605,145.15 and 2,011,945.60 is: 3,017,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,403,430.10 : 6,605,145.15 = 2,011,945.60 : x
  2. Step 2: Convert to fraction form
    4,403,430.10/6,605,145.15 = 2,011,945.60/x
  3. Step 3: Cross multiply
    4,403,430.10x = 6,605,145.15 × 2,011,945.60
  4. Step 4: Simplify right side
    4,403,430.10x = 13,289,192,721,903.84
  5. Step 5: Solve for x
    x = 13,289,192,721,903.84/4,403,430.10
  6. Step 6: Final answer
    x = 3,017,918.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.