Home / 2,557,463.40-3,529,048.23-1,411,469.76

Finding the Fourth Proportional to 2,557,463.40, 3,529,048.23 and 1,411,469.76

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Solution

The fourth proportional to 2,557,463.40, 3,529,048.23 and 1,411,469.76 is: 1,947,689.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557,463.40 : 3,529,048.23 = 1,411,469.76 : x
  2. Step 2: Convert to fraction form
    2,557,463.40/3,529,048.23 = 1,411,469.76/x
  3. Step 3: Cross multiply
    2,557,463.40x = 3,529,048.23 × 1,411,469.76
  4. Step 4: Simplify right side
    2,557,463.40x = 4,981,144,858,226.52
  5. Step 5: Solve for x
    x = 4,981,144,858,226.52/2,557,463.40
  6. Step 6: Final answer
    x = 1,947,689.60

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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.