Home / 1,842,854.60-2,543,100.36-1,027,132.76

Finding the Fourth Proportional to 1,842,854.60, 2,543,100.36 and 1,027,132.76

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Solution

The fourth proportional to 1,842,854.60, 2,543,100.36 and 1,027,132.76 is: 1,417,421.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842,854.60 : 2,543,100.36 = 1,027,132.76 : x
  2. Step 2: Convert to fraction form
    1,842,854.60/2,543,100.36 = 1,027,132.76/x
  3. Step 3: Cross multiply
    1,842,854.60x = 2,543,100.36 × 1,027,132.76
  4. Step 4: Simplify right side
    1,842,854.60x = 2,612,101,691,723.79
  5. Step 5: Solve for x
    x = 2,612,101,691,723.79/1,842,854.60
  6. Step 6: Final answer
    x = 1,417,421.48

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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.