Home / 3,557,481.40-4,909,301.82-1,925,876.87

Finding the Fourth Proportional to 3,557,481.40, 4,909,301.82 and 1,925,876.87

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Solution

The fourth proportional to 3,557,481.40, 4,909,301.82 and 1,925,876.87 is: 2,657,697.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,481.40 : 4,909,301.82 = 1,925,876.87 : x
  2. Step 2: Convert to fraction form
    3,557,481.40/4,909,301.82 = 1,925,876.87/x
  3. Step 3: Cross multiply
    3,557,481.40x = 4,909,301.82 × 1,925,876.87
  4. Step 4: Simplify right side
    3,557,481.40x = 9,454,710,798,440.40
  5. Step 5: Solve for x
    x = 9,454,710,798,440.40/3,557,481.40
  6. Step 6: Final answer
    x = 2,657,697.89

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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.