Home / 1,098,684.26-1,516,279.66-615,240.62

Finding the Fourth Proportional to 1,098,684.26, 1,516,279.66 and 615,240.62

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Solution

The fourth proportional to 1,098,684.26, 1,516,279.66 and 615,240.62 is: 849,085.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,684.26 : 1,516,279.66 = 615,240.62 : x
  2. Step 2: Convert to fraction form
    1,098,684.26/1,516,279.66 = 615,240.62/x
  3. Step 3: Cross multiply
    1,098,684.26x = 1,516,279.66 × 615,240.62
  4. Step 4: Simplify right side
    1,098,684.26x = 932,876,828,992.29
  5. Step 5: Solve for x
    x = 932,876,828,992.29/1,098,684.26
  6. Step 6: Final answer
    x = 849,085.46

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1.5x scale

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.