Home / 2,538,190.13-3,502,702.40-1,392,273.23

Finding the Fourth Proportional to 2,538,190.13, 3,502,702.40 and 1,392,273.23

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Solution

The fourth proportional to 2,538,190.13, 3,502,702.40 and 1,392,273.23 is: 1,921,337.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538,190.13 : 3,502,702.40 = 1,392,273.23 : x
  2. Step 2: Convert to fraction form
    2,538,190.13/3,502,702.40 = 1,392,273.23/x
  3. Step 3: Cross multiply
    2,538,190.13x = 3,502,702.40 × 1,392,273.23
  4. Step 4: Simplify right side
    2,538,190.13x = 4,876,718,759,701.87
  5. Step 5: Solve for x
    x = 4,876,718,759,701.87/2,538,190.13
  6. Step 6: Final answer
    x = 1,921,337.06

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Double scale
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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.