Home / 2,557,455.90-3,529,037.88-1,411,462.26

Finding the Fourth Proportional to 2,557,455.90, 3,529,037.88 and 1,411,462.26

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Solution

The fourth proportional to 2,557,455.90, 3,529,037.88 and 1,411,462.26 is: 1,947,679.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557,455.90 : 3,529,037.88 = 1,411,462.26 : x
  2. Step 2: Convert to fraction form
    2,557,455.90/3,529,037.88 = 1,411,462.26/x
  3. Step 3: Cross multiply
    2,557,455.90x = 3,529,037.88 × 1,411,462.26
  4. Step 4: Simplify right side
    2,557,455.90x = 4,981,103,781,730.41
  5. Step 5: Solve for x
    x = 4,981,103,781,730.41/2,557,455.90
  6. Step 6: Final answer
    x = 1,947,679.25

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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.