Home / 3,158,712.42-4,359,023.82-1,782,348.27

Finding the Fourth Proportional to 3,158,712.42, 4,359,023.82 and 1,782,348.27

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Solution

The fourth proportional to 3,158,712.42, 4,359,023.82 and 1,782,348.27 is: 2,459,641.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,712.42 : 4,359,023.82 = 1,782,348.27 : x
  2. Step 2: Convert to fraction form
    3,158,712.42/4,359,023.82 = 1,782,348.27/x
  3. Step 3: Cross multiply
    3,158,712.42x = 4,359,023.82 × 1,782,348.27
  4. Step 4: Simplify right side
    3,158,712.42x = 7,769,298,564,465.79
  5. Step 5: Solve for x
    x = 7,769,298,564,465.79/3,158,712.42
  6. Step 6: Final answer
    x = 2,459,641.00

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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.