Home / 1,560,477.40-2,340,780.90-495,489.40

Finding the Fourth Proportional to 1,560,477.40, 2,340,780.90 and 495,489.40

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Solution

The fourth proportional to 1,560,477.40, 2,340,780.90 and 495,489.40 is: 743,254.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,477.40 : 2,340,780.90 = 495,489.40 : x
  2. Step 2: Convert to fraction form
    1,560,477.40/2,340,780.90 = 495,489.40/x
  3. Step 3: Cross multiply
    1,560,477.40x = 2,340,780.90 × 495,489.40
  4. Step 4: Simplify right side
    1,560,477.40x = 1,159,832,123,672.46
  5. Step 5: Solve for x
    x = 1,159,832,123,672.46/1,560,477.40
  6. Step 6: Final answer
    x = 743,254.68

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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.