Home / 1,359,502.70-2,037,504.45-647,998.70

Finding the Fourth Proportional to 1,359,502.70, 2,037,504.45 and 647,998.70

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Solution

The fourth proportional to 1,359,502.70, 2,037,504.45 and 647,998.70 is: 971,164.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,502.70 : 2,037,504.45 = 647,998.70 : x
  2. Step 2: Convert to fraction form
    1,359,502.70/2,037,504.45 = 647,998.70/x
  3. Step 3: Cross multiply
    1,359,502.70x = 2,037,504.45 × 647,998.70
  4. Step 4: Simplify right side
    1,359,502.70x = 1,320,300,234,844.21
  5. Step 5: Solve for x
    x = 1,320,300,234,844.21/1,359,502.70
  6. Step 6: Final answer
    x = 971,164.11

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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.