Home / 1,062,700.52-1,592,278.86-762,731.60

Finding the Fourth Proportional to 1,062,700.52, 1,592,278.86 and 762,731.60

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Solution

The fourth proportional to 1,062,700.52, 1,592,278.86 and 762,731.60 is: 1,142,825.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,700.52 : 1,592,278.86 = 762,731.60 : x
  2. Step 2: Convert to fraction form
    1,062,700.52/1,592,278.86 = 762,731.60/x
  3. Step 3: Cross multiply
    1,062,700.52x = 1,592,278.86 × 762,731.60
  4. Step 4: Simplify right side
    1,062,700.52x = 1,214,481,402,533.98
  5. Step 5: Solve for x
    x = 1,214,481,402,533.98/1,062,700.52
  6. Step 6: Final answer
    x = 1,142,825.64

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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.