Home / 1,515,095.10-2,273,189.31-938,046.87

Finding the Fourth Proportional to 1,515,095.10, 2,273,189.31 and 938,046.87

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Solution

The fourth proportional to 1,515,095.10, 2,273,189.31 and 938,046.87 is: 1,407,408.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,095.10 : 2,273,189.31 = 938,046.87 : x
  2. Step 2: Convert to fraction form
    1,515,095.10/2,273,189.31 = 938,046.87/x
  3. Step 3: Cross multiply
    1,515,095.10x = 2,273,189.31 × 938,046.87
  4. Step 4: Simplify right side
    1,515,095.10x = 2,132,358,117,162.96
  5. Step 5: Solve for x
    x = 2,132,358,117,162.96/1,515,095.10
  6. Step 6: Final answer
    x = 1,407,408.76

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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.