Home / 1,356,985.60-2,034,700.80-410,214.40

Finding the Fourth Proportional to 1,356,985.60, 2,034,700.80 and 410,214.40

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Solution

The fourth proportional to 1,356,985.60, 2,034,700.80 and 410,214.40 is: 615,086.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,985.60 : 2,034,700.80 = 410,214.40 : x
  2. Step 2: Convert to fraction form
    1,356,985.60/2,034,700.80 = 410,214.40/x
  3. Step 3: Cross multiply
    1,356,985.60x = 2,034,700.80 × 410,214.40
  4. Step 4: Simplify right side
    1,356,985.60x = 834,663,567,851.52
  5. Step 5: Solve for x
    x = 834,663,567,851.52/1,356,985.60
  6. Step 6: Final answer
    x = 615,086.53

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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.