Home / 1,191,777.10-1,644,684.84-647,949.48

Finding the Fourth Proportional to 1,191,777.10, 1,644,684.84 and 647,949.48

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Solution

The fourth proportional to 1,191,777.10, 1,644,684.84 and 647,949.48 is: 894,187.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,777.10 : 1,644,684.84 = 647,949.48 : x
  2. Step 2: Convert to fraction form
    1,191,777.10/1,644,684.84 = 647,949.48/x
  3. Step 3: Cross multiply
    1,191,777.10x = 1,644,684.84 × 647,949.48
  4. Step 4: Simplify right side
    1,191,777.10x = 1,065,672,686,841.88
  5. Step 5: Solve for x
    x = 1,065,672,686,841.88/1,191,777.10
  6. Step 6: Final answer
    x = 894,187.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.