Home / 1,446,857.70-2,169,672.15-699,132.90

Finding the Fourth Proportional to 1,446,857.70, 2,169,672.15 and 699,132.90

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Solution

The fourth proportional to 1,446,857.70, 2,169,672.15 and 699,132.90 is: 1,048,402.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,857.70 : 2,169,672.15 = 699,132.90 : x
  2. Step 2: Convert to fraction form
    1,446,857.70/2,169,672.15 = 699,132.90/x
  3. Step 3: Cross multiply
    1,446,857.70x = 2,169,672.15 × 699,132.90
  4. Step 4: Simplify right side
    1,446,857.70x = 1,516,889,182,278.74
  5. Step 5: Solve for x
    x = 1,516,889,182,278.74/1,446,857.70
  6. Step 6: Final answer
    x = 1,048,402.47

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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.