Home / 971,953.65-1,456,748.48-687,726.11

Finding the Fourth Proportional to 971,953.65, 1,456,748.48 and 687,726.11

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Solution

The fourth proportional to 971,953.65, 1,456,748.48 and 687,726.11 is: 1,030,752.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,953.65 : 1,456,748.48 = 687,726.11 : x
  2. Step 2: Convert to fraction form
    971,953.65/1,456,748.48 = 687,726.11/x
  3. Step 3: Cross multiply
    971,953.65x = 1,456,748.48 × 687,726.11
  4. Step 4: Simplify right side
    971,953.65x = 1,001,843,970,760.00
  5. Step 5: Solve for x
    x = 1,001,843,970,760.00/971,953.65
  6. Step 6: Final answer
    x = 1,030,752.83

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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.