Home / 1,160,738.53-1,601,822.28-644,493.42

Finding the Fourth Proportional to 1,160,738.53, 1,601,822.28 and 644,493.42

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Solution

The fourth proportional to 1,160,738.53, 1,601,822.28 and 644,493.42 is: 889,402.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,738.53 : 1,601,822.28 = 644,493.42 : x
  2. Step 2: Convert to fraction form
    1,160,738.53/1,601,822.28 = 644,493.42/x
  3. Step 3: Cross multiply
    1,160,738.53x = 1,601,822.28 × 644,493.42
  4. Step 4: Simplify right side
    1,160,738.53x = 1,032,363,917,541.12
  5. Step 5: Solve for x
    x = 1,032,363,917,541.12/1,160,738.53
  6. Step 6: Final answer
    x = 889,402.65

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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.