Home / 1,766,320.90-2,649,481.35-436,624.90

Finding the Fourth Proportional to 1,766,320.90, 2,649,481.35 and 436,624.90

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Solution

The fourth proportional to 1,766,320.90, 2,649,481.35 and 436,624.90 is: 654,937.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,320.90 : 2,649,481.35 = 436,624.90 : x
  2. Step 2: Convert to fraction form
    1,766,320.90/2,649,481.35 = 436,624.90/x
  3. Step 3: Cross multiply
    1,766,320.90x = 2,649,481.35 × 436,624.90
  4. Step 4: Simplify right side
    1,766,320.90x = 1,156,829,529,495.62
  5. Step 5: Solve for x
    x = 1,156,829,529,495.62/1,766,320.90
  6. Step 6: Final answer
    x = 654,937.35

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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.