Home / 2,598,078.24-3,897,029.88-915,138

Finding the Fourth Proportional to 2,598,078.24, 3,897,029.88 and 915,138

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Solution

The fourth proportional to 2,598,078.24, 3,897,029.88 and 915,138 is: 1,372,676.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,598,078.24 : 3,897,029.88 = 915,138 : x
  2. Step 2: Convert to fraction form
    2,598,078.24/3,897,029.88 = 915,138/x
  3. Step 3: Cross multiply
    2,598,078.24x = 3,897,029.88 × 915,138
  4. Step 4: Simplify right side
    2,598,078.24x = 3,566,320,130,323.44
  5. Step 5: Solve for x
    x = 3,566,320,130,323.44/2,598,078.24
  6. Step 6: Final answer
    x = 1,372,676.19

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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.