Home / 1,153,821.18-1,592,273.16-644,523.56

Finding the Fourth Proportional to 1,153,821.18, 1,592,273.16 and 644,523.56

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Solution

The fourth proportional to 1,153,821.18, 1,592,273.16 and 644,523.56 is: 889,442.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,821.18 : 1,592,273.16 = 644,523.56 : x
  2. Step 2: Convert to fraction form
    1,153,821.18/1,592,273.16 = 644,523.56/x
  3. Step 3: Cross multiply
    1,153,821.18x = 1,592,273.16 × 644,523.56
  4. Step 4: Simplify right side
    1,153,821.18x = 1,026,257,557,614.28
  5. Step 5: Solve for x
    x = 1,026,257,557,614.28/1,153,821.18
  6. Step 6: Final answer
    x = 889,442.47

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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.