Home / 1,165,414.80-1,748,371.68-660,214.56

Finding the Fourth Proportional to 1,165,414.80, 1,748,371.68 and 660,214.56

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Solution

The fourth proportional to 1,165,414.80, 1,748,371.68 and 660,214.56 is: 990,463.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,414.80 : 1,748,371.68 = 660,214.56 : x
  2. Step 2: Convert to fraction form
    1,165,414.80/1,748,371.68 = 660,214.56/x
  3. Step 3: Cross multiply
    1,165,414.80x = 1,748,371.68 × 660,214.56
  4. Step 4: Simplify right side
    1,165,414.80x = 1,154,300,439,427.66
  5. Step 5: Solve for x
    x = 1,154,300,439,427.66/1,165,414.80
  6. Step 6: Final answer
    x = 990,463.17

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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.