Home / 4,403,430.60-6,605,145.90-1,209,049.80

Finding the Fourth Proportional to 4,403,430.60, 6,605,145.90 and 1,209,049.80

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Solution

The fourth proportional to 4,403,430.60, 6,605,145.90 and 1,209,049.80 is: 1,813,574.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,403,430.60 : 6,605,145.90 = 1,209,049.80 : x
  2. Step 2: Convert to fraction form
    4,403,430.60/6,605,145.90 = 1,209,049.80/x
  3. Step 3: Cross multiply
    4,403,430.60x = 6,605,145.90 × 1,209,049.80
  4. Step 4: Simplify right side
    4,403,430.60x = 7,985,950,329,365.82
  5. Step 5: Solve for x
    x = 7,985,950,329,365.82/4,403,430.60
  6. Step 6: Final answer
    x = 1,813,574.70

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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.