Home / 1,074,161.62-1,482,341.16-615,424.60

Finding the Fourth Proportional to 1,074,161.62, 1,482,341.16 and 615,424.60

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Solution

The fourth proportional to 1,074,161.62, 1,482,341.16 and 615,424.60 is: 849,284.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,161.62 : 1,482,341.16 = 615,424.60 : x
  2. Step 2: Convert to fraction form
    1,074,161.62/1,482,341.16 = 615,424.60/x
  3. Step 3: Cross multiply
    1,074,161.62x = 1,482,341.16 × 615,424.60
  4. Step 4: Simplify right side
    1,074,161.62x = 912,269,215,456.54
  5. Step 5: Solve for x
    x = 912,269,215,456.54/1,074,161.62
  6. Step 6: Final answer
    x = 849,284.87

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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.