Home / 2,876,460.80-4,316,246.40-1,279,270.40

Finding the Fourth Proportional to 2,876,460.80, 4,316,246.40 and 1,279,270.40

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Solution

The fourth proportional to 2,876,460.80, 4,316,246.40 and 1,279,270.40 is: 1,919,597.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,460.80 : 4,316,246.40 = 1,279,270.40 : x
  2. Step 2: Convert to fraction form
    2,876,460.80/4,316,246.40 = 1,279,270.40/x
  3. Step 3: Cross multiply
    2,876,460.80x = 4,316,246.40 × 1,279,270.40
  4. Step 4: Simplify right side
    2,876,460.80x = 5,521,646,258,626.56
  5. Step 5: Solve for x
    x = 5,521,646,258,626.56/2,876,460.80
  6. Step 6: Final answer
    x = 1,919,597.26

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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.