Home / 1,191,071.61-1,643,843.03-732,475.53

Finding the Fourth Proportional to 1,191,071.61, 1,643,843.03 and 732,475.53

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Solution

The fourth proportional to 1,191,071.61, 1,643,843.03 and 732,475.53 is: 1,010,917.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,071.61 : 1,643,843.03 = 732,475.53 : x
  2. Step 2: Convert to fraction form
    1,191,071.61/1,643,843.03 = 732,475.53/x
  3. Step 3: Cross multiply
    1,191,071.61x = 1,643,843.03 × 732,475.53
  4. Step 4: Simplify right side
    1,191,071.61x = 1,204,074,790,973.68
  5. Step 5: Solve for x
    x = 1,204,074,790,973.68/1,191,071.61
  6. Step 6: Final answer
    x = 1,010,917.21

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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.