Home / 1,766,577.60-2,649,909.60-644,646.24

Finding the Fourth Proportional to 1,766,577.60, 2,649,909.60 and 644,646.24

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Solution

The fourth proportional to 1,766,577.60, 2,649,909.60 and 644,646.24 is: 966,985.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,577.60 : 2,649,909.60 = 644,646.24 : x
  2. Step 2: Convert to fraction form
    1,766,577.60/2,649,909.60 = 644,646.24/x
  3. Step 3: Cross multiply
    1,766,577.60x = 2,649,909.60 × 644,646.24
  4. Step 4: Simplify right side
    1,766,577.60x = 1,708,254,259,979.90
  5. Step 5: Solve for x
    x = 1,708,254,259,979.90/1,766,577.60
  6. Step 6: Final answer
    x = 966,985.12

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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.