Home / 1,295,645.10-1,943,613.45-397,079.70

Finding the Fourth Proportional to 1,295,645.10, 1,943,613.45 and 397,079.70

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Solution

The fourth proportional to 1,295,645.10, 1,943,613.45 and 397,079.70 is: 595,664.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,645.10 : 1,943,613.45 = 397,079.70 : x
  2. Step 2: Convert to fraction form
    1,295,645.10/1,943,613.45 = 397,079.70/x
  3. Step 3: Cross multiply
    1,295,645.10x = 1,943,613.45 × 397,079.70
  4. Step 4: Simplify right side
    1,295,645.10x = 771,769,445,641.97
  5. Step 5: Solve for x
    x = 771,769,445,641.97/1,295,645.10
  6. Step 6: Final answer
    x = 595,664.23

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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.