Home / 1,074,592.16-1,481,919.35-687,530.06

Finding the Fourth Proportional to 1,074,592.16, 1,481,919.35 and 687,530.06

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Solution

The fourth proportional to 1,074,592.16, 1,481,919.35 and 687,530.06 is: 948,140.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,592.16 : 1,481,919.35 = 687,530.06 : x
  2. Step 2: Convert to fraction form
    1,074,592.16/1,481,919.35 = 687,530.06/x
  3. Step 3: Cross multiply
    1,074,592.16x = 1,481,919.35 × 687,530.06
  4. Step 4: Simplify right side
    1,074,592.16x = 1,018,864,088,773.41
  5. Step 5: Solve for x
    x = 1,018,864,088,773.41/1,074,592.16
  6. Step 6: Final answer
    x = 948,140.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.