Home / 2,598,079.49-3,897,031.75-915,139.25

Finding the Fourth Proportional to 2,598,079.49, 3,897,031.75 and 915,139.25

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Solution

The fourth proportional to 2,598,079.49, 3,897,031.75 and 915,139.25 is: 1,372,678.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,598,079.49 : 3,897,031.75 = 915,139.25 : x
  2. Step 2: Convert to fraction form
    2,598,079.49/3,897,031.75 = 915,139.25/x
  3. Step 3: Cross multiply
    2,598,079.49x = 3,897,031.75 × 915,139.25
  4. Step 4: Simplify right side
    2,598,079.49x = 3,566,326,712,921.19
  5. Step 5: Solve for x
    x = 3,566,326,712,921.19/2,598,079.49
  6. Step 6: Final answer
    x = 1,372,678.06

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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.