Home / 1,012,875.64-1,516,742.28-607,813.16

Finding the Fourth Proportional to 1,012,875.64, 1,516,742.28 and 607,813.16

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Solution

The fourth proportional to 1,012,875.64, 1,516,742.28 and 607,813.16 is: 910,176.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,875.64 : 1,516,742.28 = 607,813.16 : x
  2. Step 2: Convert to fraction form
    1,012,875.64/1,516,742.28 = 607,813.16/x
  3. Step 3: Cross multiply
    1,012,875.64x = 1,516,742.28 × 607,813.16
  4. Step 4: Simplify right side
    1,012,875.64x = 921,895,918,112.41
  5. Step 5: Solve for x
    x = 921,895,918,112.41/1,012,875.64
  6. Step 6: Final answer
    x = 910,176.81

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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.