Home / 893,125.60-1,337,355.60-851,135.20

Finding the Fourth Proportional to 893,125.60, 1,337,355.60 and 851,135.20

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Solution

The fourth proportional to 893,125.60, 1,337,355.60 and 851,135.20 is: 1,274,479.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,125.60 : 1,337,355.60 = 851,135.20 : x
  2. Step 2: Convert to fraction form
    893,125.60/1,337,355.60 = 851,135.20/x
  3. Step 3: Cross multiply
    893,125.60x = 1,337,355.60 × 851,135.20
  4. Step 4: Simplify right side
    893,125.60x = 1,138,270,426,077.12
  5. Step 5: Solve for x
    x = 1,138,270,426,077.12/893,125.60
  6. Step 6: Final answer
    x = 1,274,479.68

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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.