Home / 1,192,302.90-1,645,371.09-655,758.90

Finding the Fourth Proportional to 1,192,302.90, 1,645,371.09 and 655,758.90

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Solution

The fourth proportional to 1,192,302.90, 1,645,371.09 and 655,758.90 is: 904,943.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,302.90 : 1,645,371.09 = 655,758.90 : x
  2. Step 2: Convert to fraction form
    1,192,302.90/1,645,371.09 = 655,758.90/x
  3. Step 3: Cross multiply
    1,192,302.90x = 1,645,371.09 × 655,758.90
  4. Step 4: Simplify right side
    1,192,302.90x = 1,078,966,736,070.20
  5. Step 5: Solve for x
    x = 1,078,966,736,070.20/1,192,302.90
  6. Step 6: Final answer
    x = 904,943.48

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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.