Home / 1,478,390.58-2,217,859.40-467,766.95

Finding the Fourth Proportional to 1,478,390.58, 2,217,859.40 and 467,766.95

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Solution

The fourth proportional to 1,478,390.58, 2,217,859.40 and 467,766.95 is: 701,736.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,390.58 : 2,217,859.40 = 467,766.95 : x
  2. Step 2: Convert to fraction form
    1,478,390.58/2,217,859.40 = 467,766.95/x
  3. Step 3: Cross multiply
    1,478,390.58x = 2,217,859.40 × 467,766.95
  4. Step 4: Simplify right side
    1,478,390.58x = 1,037,441,313,638.70
  5. Step 5: Solve for x
    x = 1,037,441,313,638.70/1,478,390.58
  6. Step 6: Final answer
    x = 701,736.96

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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.