Home / 1,246,099.81-1,719,718.93-702,272.43

Finding the Fourth Proportional to 1,246,099.81, 1,719,718.93 and 702,272.43

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Solution

The fourth proportional to 1,246,099.81, 1,719,718.93 and 702,272.43 is: 969,192.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,099.81 : 1,719,718.93 = 702,272.43 : x
  2. Step 2: Convert to fraction form
    1,246,099.81/1,719,718.93 = 702,272.43/x
  3. Step 3: Cross multiply
    1,246,099.81x = 1,719,718.93 × 702,272.43
  4. Step 4: Simplify right side
    1,246,099.81x = 1,207,711,191,888.10
  5. Step 5: Solve for x
    x = 1,207,711,191,888.10/1,246,099.81
  6. Step 6: Final answer
    x = 969,192.98

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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.