Home / 2,557,123.20-3,834,302.40-1,061,366.40

Finding the Fourth Proportional to 2,557,123.20, 3,834,302.40 and 1,061,366.40

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Solution

The fourth proportional to 2,557,123.20, 3,834,302.40 and 1,061,366.40 is: 1,591,475.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557,123.20 : 3,834,302.40 = 1,061,366.40 : x
  2. Step 2: Convert to fraction form
    2,557,123.20/3,834,302.40 = 1,061,366.40/x
  3. Step 3: Cross multiply
    2,557,123.20x = 3,834,302.40 × 1,061,366.40
  4. Step 4: Simplify right side
    2,557,123.20x = 4,069,599,734,799.36
  5. Step 5: Solve for x
    x = 4,069,599,734,799.36/2,557,123.20
  6. Step 6: Final answer
    x = 1,591,475.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.