Home / 5,337,407.20-8,006,129.52-1,293,878.56

Finding the Fourth Proportional to 5,337,407.20, 8,006,129.52 and 1,293,878.56

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Solution

The fourth proportional to 5,337,407.20, 8,006,129.52 and 1,293,878.56 is: 1,940,822.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,337,407.20 : 8,006,129.52 = 1,293,878.56 : x
  2. Step 2: Convert to fraction form
    5,337,407.20/8,006,129.52 = 1,293,878.56/x
  3. Step 3: Cross multiply
    5,337,407.20x = 8,006,129.52 × 1,293,878.56
  4. Step 4: Simplify right side
    5,337,407.20x = 10,358,959,334,511.09
  5. Step 5: Solve for x
    x = 10,358,959,334,511.09/5,337,407.20
  6. Step 6: Final answer
    x = 1,940,822.38

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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.