Home / 1,412,082.28-1,948,686.48-767,503.96

Finding the Fourth Proportional to 1,412,082.28, 1,948,686.48 and 767,503.96

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Solution

The fourth proportional to 1,412,082.28, 1,948,686.48 and 767,503.96 is: 1,059,162.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,082.28 : 1,948,686.48 = 767,503.96 : x
  2. Step 2: Convert to fraction form
    1,412,082.28/1,948,686.48 = 767,503.96/x
  3. Step 3: Cross multiply
    1,412,082.28x = 1,948,686.48 × 767,503.96
  4. Step 4: Simplify right side
    1,412,082.28x = 1,495,624,590,198.46
  5. Step 5: Solve for x
    x = 1,495,624,590,198.46/1,412,082.28
  6. Step 6: Final answer
    x = 1,059,162.49

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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.