Home / 3,576,012.30-5,364,018.45-2,155,337.10

Finding the Fourth Proportional to 3,576,012.30, 5,364,018.45 and 2,155,337.10

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Solution

The fourth proportional to 3,576,012.30, 5,364,018.45 and 2,155,337.10 is: 3,233,005.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576,012.30 : 5,364,018.45 = 2,155,337.10 : x
  2. Step 2: Convert to fraction form
    3,576,012.30/5,364,018.45 = 2,155,337.10/x
  3. Step 3: Cross multiply
    3,576,012.30x = 5,364,018.45 × 2,155,337.10
  4. Step 4: Simplify right side
    3,576,012.30x = 11,561,267,970,369.50
  5. Step 5: Solve for x
    x = 11,561,267,970,369.50/3,576,012.30
  6. Step 6: Final answer
    x = 3,233,005.65

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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.