Home / 2,127,292.56-3,190,966.47-707,348.58

Finding the Fourth Proportional to 2,127,292.56, 3,190,966.47 and 707,348.58

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Solution

The fourth proportional to 2,127,292.56, 3,190,966.47 and 707,348.58 is: 1,061,032.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,292.56 : 3,190,966.47 = 707,348.58 : x
  2. Step 2: Convert to fraction form
    2,127,292.56/3,190,966.47 = 707,348.58/x
  3. Step 3: Cross multiply
    2,127,292.56x = 3,190,966.47 × 707,348.58
  4. Step 4: Simplify right side
    2,127,292.56x = 2,257,125,601,382.11
  5. Step 5: Solve for x
    x = 2,257,125,601,382.11/2,127,292.56
  6. Step 6: Final answer
    x = 1,061,032.06

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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.