Home / 1,766,010.60-2,649,210.30-644,322.60

Finding the Fourth Proportional to 1,766,010.60, 2,649,210.30 and 644,322.60

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Solution

The fourth proportional to 1,766,010.60, 2,649,210.30 and 644,322.60 is: 966,554.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,010.60 : 2,649,210.30 = 644,322.60 : x
  2. Step 2: Convert to fraction form
    1,766,010.60/2,649,210.30 = 644,322.60/x
  3. Step 3: Cross multiply
    1,766,010.60x = 2,649,210.30 × 644,322.60
  4. Step 4: Simplify right side
    1,766,010.60x = 1,706,946,068,442.78
  5. Step 5: Solve for x
    x = 1,706,946,068,442.78/1,766,010.60
  6. Step 6: Final answer
    x = 966,554.83

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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.