Home / 1,107,044.32-1,656,801.60-707,958.40

Finding the Fourth Proportional to 1,107,044.32, 1,656,801.60 and 707,958.40

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Solution

The fourth proportional to 1,107,044.32, 1,656,801.60 and 707,958.40 is: 1,059,529.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,044.32 : 1,656,801.60 = 707,958.40 : x
  2. Step 2: Convert to fraction form
    1,107,044.32/1,656,801.60 = 707,958.40/x
  3. Step 3: Cross multiply
    1,107,044.32x = 1,656,801.60 × 707,958.40
  4. Step 4: Simplify right side
    1,107,044.32x = 1,172,946,609,853.44
  5. Step 5: Solve for x
    x = 1,172,946,609,853.44/1,107,044.32
  6. Step 6: Final answer
    x = 1,059,529.95

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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.