Home / 4,705,578-7,055,519.58-2,111,407.20

Finding the Fourth Proportional to 4,705,578, 7,055,519.58 and 2,111,407.20

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Solution

The fourth proportional to 4,705,578, 7,055,519.58 and 2,111,407.20 is: 3,165,833.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705,578 : 7,055,519.58 = 2,111,407.20 : x
  2. Step 2: Convert to fraction form
    4,705,578/7,055,519.58 = 2,111,407.20/x
  3. Step 3: Cross multiply
    4,705,578x = 7,055,519.58 × 2,111,407.20
  4. Step 4: Simplify right side
    4,705,578x = 14,897,074,840,952.98
  5. Step 5: Solve for x
    x = 14,897,074,840,952.98/4,705,578
  6. Step 6: Final answer
    x = 3,165,833.15

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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.