Home / 2,557,404.80-3,840,254.40-1,852,380.80

Finding the Fourth Proportional to 2,557,404.80, 3,840,254.40 and 1,852,380.80

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Solution

The fourth proportional to 2,557,404.80, 3,840,254.40 and 1,852,380.80 is: 2,781,575.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557,404.80 : 3,840,254.40 = 1,852,380.80 : x
  2. Step 2: Convert to fraction form
    2,557,404.80/3,840,254.40 = 1,852,380.80/x
  3. Step 3: Cross multiply
    2,557,404.80x = 3,840,254.40 × 1,852,380.80
  4. Step 4: Simplify right side
    2,557,404.80x = 7,113,613,517,675.52
  5. Step 5: Solve for x
    x = 7,113,613,517,675.52/2,557,404.80
  6. Step 6: Final answer
    x = 2,781,575.10

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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.