Home / 1,356,989.60-2,034,706.80-410,218.40

Finding the Fourth Proportional to 1,356,989.60, 2,034,706.80 and 410,218.40

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Solution

The fourth proportional to 1,356,989.60, 2,034,706.80 and 410,218.40 is: 615,092.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,989.60 : 2,034,706.80 = 410,218.40 : x
  2. Step 2: Convert to fraction form
    1,356,989.60/2,034,706.80 = 410,218.40/x
  3. Step 3: Cross multiply
    1,356,989.60x = 2,034,706.80 × 410,218.40
  4. Step 4: Simplify right side
    1,356,989.60x = 834,674,167,965.12
  5. Step 5: Solve for x
    x = 834,674,167,965.12/1,356,989.60
  6. Step 6: Final answer
    x = 615,092.53

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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.