Home / 1,853,177.55-2,557,691.10-1,271,923.18

Finding the Fourth Proportional to 1,853,177.55, 2,557,691.10 and 1,271,923.18

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Solution

The fourth proportional to 1,853,177.55, 2,557,691.10 and 1,271,923.18 is: 1,755,464.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,177.55 : 2,557,691.10 = 1,271,923.18 : x
  2. Step 2: Convert to fraction form
    1,853,177.55/2,557,691.10 = 1,271,923.18/x
  3. Step 3: Cross multiply
    1,853,177.55x = 2,557,691.10 × 1,271,923.18
  4. Step 4: Simplify right side
    1,853,177.55x = 3,253,186,592,802.99
  5. Step 5: Solve for x
    x = 3,253,186,592,802.99/1,853,177.55
  6. Step 6: Final answer
    x = 1,755,464.07

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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.