Home / 2,557,469.40-3,529,056.50-1,411,475.76

Finding the Fourth Proportional to 2,557,469.40, 3,529,056.50 and 1,411,475.76

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Solution

The fourth proportional to 2,557,469.40, 3,529,056.50 and 1,411,475.76 is: 1,947,697.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557,469.40 : 3,529,056.50 = 1,411,475.76 : x
  2. Step 2: Convert to fraction form
    2,557,469.40/3,529,056.50 = 1,411,475.76/x
  3. Step 3: Cross multiply
    2,557,469.40x = 3,529,056.50 × 1,411,475.76
  4. Step 4: Simplify right side
    2,557,469.40x = 4,981,177,705,420.44
  5. Step 5: Solve for x
    x = 4,981,177,705,420.44/2,557,469.40
  6. Step 6: Final answer
    x = 1,947,697.87

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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.