Home / 1,001,169.46-1,381,232.50-740,151.51

Finding the Fourth Proportional to 1,001,169.46, 1,381,232.50 and 740,151.51

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Solution

The fourth proportional to 1,001,169.46, 1,381,232.50 and 740,151.51 is: 1,021,127.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,169.46 : 1,381,232.50 = 740,151.51 : x
  2. Step 2: Convert to fraction form
    1,001,169.46/1,381,232.50 = 740,151.51/x
  3. Step 3: Cross multiply
    1,001,169.46x = 1,381,232.50 × 740,151.51
  4. Step 4: Simplify right side
    1,001,169.46x = 1,022,321,320,536.08
  5. Step 5: Solve for x
    x = 1,022,321,320,536.08/1,001,169.46
  6. Step 6: Final answer
    x = 1,021,127.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.