Home / 1,781,602.60-2,672,403.90-451,906.60

Finding the Fourth Proportional to 1,781,602.60, 2,672,403.90 and 451,906.60

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Solution

The fourth proportional to 1,781,602.60, 2,672,403.90 and 451,906.60 is: 677,859.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,602.60 : 2,672,403.90 = 451,906.60 : x
  2. Step 2: Convert to fraction form
    1,781,602.60/2,672,403.90 = 451,906.60/x
  3. Step 3: Cross multiply
    1,781,602.60x = 2,672,403.90 × 451,906.60
  4. Step 4: Simplify right side
    1,781,602.60x = 1,207,676,960,275.74
  5. Step 5: Solve for x
    x = 1,207,676,960,275.74/1,781,602.60
  6. Step 6: Final answer
    x = 677,859.90

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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.