Home / 2,557,070.54-3,528,750.11-1,411,142.69

Finding the Fourth Proportional to 2,557,070.54, 3,528,750.11 and 1,411,142.69

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Solution

The fourth proportional to 2,557,070.54, 3,528,750.11 and 1,411,142.69 is: 1,947,372.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557,070.54 : 3,528,750.11 = 1,411,142.69 : x
  2. Step 2: Convert to fraction form
    2,557,070.54/3,528,750.11 = 1,411,142.69/x
  3. Step 3: Cross multiply
    2,557,070.54x = 3,528,750.11 × 1,411,142.69
  4. Step 4: Simplify right side
    2,557,070.54x = 4,979,569,897,863.73
  5. Step 5: Solve for x
    x = 4,979,569,897,863.73/2,557,070.54
  6. Step 6: Final answer
    x = 1,947,372.91

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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.