Home / 1,454,370.13-2,176,240.72-855,613.27

Finding the Fourth Proportional to 1,454,370.13, 2,176,240.72 and 855,613.27

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Solution

The fourth proportional to 1,454,370.13, 2,176,240.72 and 855,613.27 is: 1,280,293.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,370.13 : 2,176,240.72 = 855,613.27 : x
  2. Step 2: Convert to fraction form
    1,454,370.13/2,176,240.72 = 855,613.27/x
  3. Step 3: Cross multiply
    1,454,370.13x = 2,176,240.72 × 855,613.27
  4. Step 4: Simplify right side
    1,454,370.13x = 1,862,020,431,166.72
  5. Step 5: Solve for x
    x = 1,862,020,431,166.72/1,454,370.13
  6. Step 6: Final answer
    x = 1,280,293.37

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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.