Home / 1,766,580.60-2,649,914.10-644,649.24

Finding the Fourth Proportional to 1,766,580.60, 2,649,914.10 and 644,649.24

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Solution

The fourth proportional to 1,766,580.60, 2,649,914.10 and 644,649.24 is: 966,989.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,580.60 : 2,649,914.10 = 644,649.24 : x
  2. Step 2: Convert to fraction form
    1,766,580.60/2,649,914.10 = 644,649.24/x
  3. Step 3: Cross multiply
    1,766,580.60x = 2,649,914.10 × 644,649.24
  4. Step 4: Simplify right side
    1,766,580.60x = 1,708,265,110,630.28
  5. Step 5: Solve for x
    x = 1,708,265,110,630.28/1,766,580.60
  6. Step 6: Final answer
    x = 966,989.62

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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.