Home / 1,766,961.61-2,650,126.90-470,121.44

Finding the Fourth Proportional to 1,766,961.61, 2,650,126.90 and 470,121.44

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Solution

The fourth proportional to 1,766,961.61, 2,650,126.90 and 470,121.44 is: 705,098.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,961.61 : 2,650,126.90 = 470,121.44 : x
  2. Step 2: Convert to fraction form
    1,766,961.61/2,650,126.90 = 470,121.44/x
  3. Step 3: Cross multiply
    1,766,961.61x = 2,650,126.90 × 470,121.44
  4. Step 4: Simplify right side
    1,766,961.61x = 1,245,881,459,984.80
  5. Step 5: Solve for x
    x = 1,245,881,459,984.80/1,766,961.61
  6. Step 6: Final answer
    x = 705,098.21

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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.