Home / 1,272,832.41-1,910,079.66-474,752.37

Finding the Fourth Proportional to 1,272,832.41, 1,910,079.66 and 474,752.37

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Solution

The fourth proportional to 1,272,832.41, 1,910,079.66 and 474,752.37 is: 712,438.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,832.41 : 1,910,079.66 = 474,752.37 : x
  2. Step 2: Convert to fraction form
    1,272,832.41/1,910,079.66 = 474,752.37/x
  3. Step 3: Cross multiply
    1,272,832.41x = 1,910,079.66 × 474,752.37
  4. Step 4: Simplify right side
    1,272,832.41x = 906,814,845,473.79
  5. Step 5: Solve for x
    x = 906,814,845,473.79/1,272,832.41
  6. Step 6: Final answer
    x = 712,438.53

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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.