Home / 1,609,836.80-2,414,755.20-1,042,966.40

Finding the Fourth Proportional to 1,609,836.80, 2,414,755.20 and 1,042,966.40

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Solution

The fourth proportional to 1,609,836.80, 2,414,755.20 and 1,042,966.40 is: 1,564,449.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,836.80 : 2,414,755.20 = 1,042,966.40 : x
  2. Step 2: Convert to fraction form
    1,609,836.80/2,414,755.20 = 1,042,966.40/x
  3. Step 3: Cross multiply
    1,609,836.80x = 2,414,755.20 × 1,042,966.40
  4. Step 4: Simplify right side
    1,609,836.80x = 2,518,508,537,825.28
  5. Step 5: Solve for x
    x = 2,518,508,537,825.28/1,609,836.80
  6. Step 6: Final answer
    x = 1,564,449.60

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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.