Home / 1,139,476.22-1,572,687.53-732,087.32

Finding the Fourth Proportional to 1,139,476.22, 1,572,687.53 and 732,087.32

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Solution

The fourth proportional to 1,139,476.22, 1,572,687.53 and 732,087.32 is: 1,010,415.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,476.22 : 1,572,687.53 = 732,087.32 : x
  2. Step 2: Convert to fraction form
    1,139,476.22/1,572,687.53 = 732,087.32/x
  3. Step 3: Cross multiply
    1,139,476.22x = 1,572,687.53 × 732,087.32
  4. Step 4: Simplify right side
    1,139,476.22x = 1,151,344,587,511.25
  5. Step 5: Solve for x
    x = 1,151,344,587,511.25/1,139,476.22
  6. Step 6: Final answer
    x = 1,010,415.64

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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.