Home / 3,018,587.11-4,167,988.40-2,319,761.03

Finding the Fourth Proportional to 3,018,587.11, 4,167,988.40 and 2,319,761.03

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Solution

The fourth proportional to 3,018,587.11, 4,167,988.40 and 2,319,761.03 is: 3,203,067.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,587.11 : 4,167,988.40 = 2,319,761.03 : x
  2. Step 2: Convert to fraction form
    3,018,587.11/4,167,988.40 = 2,319,761.03/x
  3. Step 3: Cross multiply
    3,018,587.11x = 4,167,988.40 × 2,319,761.03
  4. Step 4: Simplify right side
    3,018,587.11x = 9,668,737,063,812.05
  5. Step 5: Solve for x
    x = 9,668,737,063,812.05/3,018,587.11
  6. Step 6: Final answer
    x = 3,203,067.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.