Home / 1,262,084.88-1,893,127.31-375,620.88

Finding the Fourth Proportional to 1,262,084.88, 1,893,127.31 and 375,620.88

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Solution

The fourth proportional to 1,262,084.88, 1,893,127.31 and 375,620.88 is: 563,431.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,084.88 : 1,893,127.31 = 375,620.88 : x
  2. Step 2: Convert to fraction form
    1,262,084.88/1,893,127.31 = 375,620.88/x
  3. Step 3: Cross multiply
    1,262,084.88x = 1,893,127.31 × 375,620.88
  4. Step 4: Simplify right side
    1,262,084.88x = 711,098,146,134.23
  5. Step 5: Solve for x
    x = 711,098,146,134.23/1,262,084.88
  6. Step 6: Final answer
    x = 563,431.32

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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.