Home / 1,897,092.78-2,845,429.50-477,149.40

Finding the Fourth Proportional to 1,897,092.78, 2,845,429.50 and 477,149.40

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Solution

The fourth proportional to 1,897,092.78, 2,845,429.50 and 477,149.40 is: 715,671.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,092.78 : 2,845,429.50 = 477,149.40 : x
  2. Step 2: Convert to fraction form
    1,897,092.78/2,845,429.50 = 477,149.40/x
  3. Step 3: Cross multiply
    1,897,092.78x = 2,845,429.50 × 477,149.40
  4. Step 4: Simplify right side
    1,897,092.78x = 1,357,694,978,667.30
  5. Step 5: Solve for x
    x = 1,357,694,978,667.30/1,897,092.78
  6. Step 6: Final answer
    x = 715,671.36

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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.