Home / 1,495,380.34-2,063,660.25-816,321.70

Finding the Fourth Proportional to 1,495,380.34, 2,063,660.25 and 816,321.70

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Solution

The fourth proportional to 1,495,380.34, 2,063,660.25 and 816,321.70 is: 1,126,543.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,380.34 : 2,063,660.25 = 816,321.70 : x
  2. Step 2: Convert to fraction form
    1,495,380.34/2,063,660.25 = 816,321.70/x
  3. Step 3: Cross multiply
    1,495,380.34x = 2,063,660.25 × 816,321.70
  4. Step 4: Simplify right side
    1,495,380.34x = 1,684,610,643,502.42
  5. Step 5: Solve for x
    x = 1,684,610,643,502.42/1,495,380.34
  6. Step 6: Final answer
    x = 1,126,543.26

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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.