Home / 1,191,773.10-1,644,679.32-647,945.48

Finding the Fourth Proportional to 1,191,773.10, 1,644,679.32 and 647,945.48

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Solution

The fourth proportional to 1,191,773.10, 1,644,679.32 and 647,945.48 is: 894,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,773.10 : 1,644,679.32 = 647,945.48 : x
  2. Step 2: Convert to fraction form
    1,191,773.10/1,644,679.32 = 647,945.48/x
  3. Step 3: Cross multiply
    1,191,773.10x = 1,644,679.32 × 647,945.48
  4. Step 4: Simplify right side
    1,191,773.10x = 1,065,662,531,443.47
  5. Step 5: Solve for x
    x = 1,065,662,531,443.47/1,191,773.10
  6. Step 6: Final answer
    x = 894,182.40

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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.