Home / 1,120,970.44-1,547,338.02-662,086.76

Finding the Fourth Proportional to 1,120,970.44, 1,547,338.02 and 662,086.76

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Solution

The fourth proportional to 1,120,970.44, 1,547,338.02 and 662,086.76 is: 913,915.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,970.44 : 1,547,338.02 = 662,086.76 : x
  2. Step 2: Convert to fraction form
    1,120,970.44/1,547,338.02 = 662,086.76/x
  3. Step 3: Cross multiply
    1,120,970.44x = 1,547,338.02 × 662,086.76
  4. Step 4: Simplify right side
    1,120,970.44x = 1,024,472,016,286.62
  5. Step 5: Solve for x
    x = 1,024,472,016,286.62/1,120,970.44
  6. Step 6: Final answer
    x = 913,915.28

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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.