Home / 1,012,875.12-1,516,741.56-607,812.66

Finding the Fourth Proportional to 1,012,875.12, 1,516,741.56 and 607,812.66

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Solution

The fourth proportional to 1,012,875.12, 1,516,741.56 and 607,812.66 is: 910,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,875.12 : 1,516,741.56 = 607,812.66 : x
  2. Step 2: Convert to fraction form
    1,012,875.12/1,516,741.56 = 607,812.66/x
  3. Step 3: Cross multiply
    1,012,875.12x = 1,516,741.56 × 607,812.66
  4. Step 4: Simplify right side
    1,012,875.12x = 921,894,722,116.15
  5. Step 5: Solve for x
    x = 921,894,722,116.15/1,012,875.12
  6. Step 6: Final answer
    x = 910,176.10

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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.