Home / 1,063,080.96-1,595,204.64-431,825.28

Finding the Fourth Proportional to 1,063,080.96, 1,595,204.64 and 431,825.28

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Solution

The fourth proportional to 1,063,080.96, 1,595,204.64 and 431,825.28 is: 647,974.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,080.96 : 1,595,204.64 = 431,825.28 : x
  2. Step 2: Convert to fraction form
    1,063,080.96/1,595,204.64 = 431,825.28/x
  3. Step 3: Cross multiply
    1,063,080.96x = 1,595,204.64 × 431,825.28
  4. Step 4: Simplify right side
    1,063,080.96x = 688,849,690,325.30
  5. Step 5: Solve for x
    x = 688,849,690,325.30/1,063,080.96
  6. Step 6: Final answer
    x = 647,974.82

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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.