Home / 1,373,531.52-2,060,889.28-742,889.28

Finding the Fourth Proportional to 1,373,531.52, 2,060,889.28 and 742,889.28

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Solution

The fourth proportional to 1,373,531.52, 2,060,889.28 and 742,889.28 is: 1,114,654.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,531.52 : 2,060,889.28 = 742,889.28 : x
  2. Step 2: Convert to fraction form
    1,373,531.52/2,060,889.28 = 742,889.28/x
  3. Step 3: Cross multiply
    1,373,531.52x = 2,060,889.28 × 742,889.28
  4. Step 4: Simplify right side
    1,373,531.52x = 1,531,012,553,378.92
  5. Step 5: Solve for x
    x = 1,531,012,553,378.92/1,373,531.52
  6. Step 6: Final answer
    x = 1,114,654.11

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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.