Home / 1,403,517.60-2,105,276.40-1,314,944.10

Finding the Fourth Proportional to 1,403,517.60, 2,105,276.40 and 1,314,944.10

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Solution

The fourth proportional to 1,403,517.60, 2,105,276.40 and 1,314,944.10 is: 1,972,416.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,517.60 : 2,105,276.40 = 1,314,944.10 : x
  2. Step 2: Convert to fraction form
    1,403,517.60/2,105,276.40 = 1,314,944.10/x
  3. Step 3: Cross multiply
    1,403,517.60x = 2,105,276.40 × 1,314,944.10
  4. Step 4: Simplify right side
    1,403,517.60x = 2,768,320,781,049.24
  5. Step 5: Solve for x
    x = 2,768,320,781,049.24/1,403,517.60
  6. Step 6: Final answer
    x = 1,972,416.15

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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.