Home / 4,702,278.80-7,053,418.20-2,808,045.20

Finding the Fourth Proportional to 4,702,278.80, 7,053,418.20 and 2,808,045.20

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Solution

The fourth proportional to 4,702,278.80, 7,053,418.20 and 2,808,045.20 is: 4,212,067.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702,278.80 : 7,053,418.20 = 2,808,045.20 : x
  2. Step 2: Convert to fraction form
    4,702,278.80/7,053,418.20 = 2,808,045.20/x
  3. Step 3: Cross multiply
    4,702,278.80x = 7,053,418.20 × 2,808,045.20
  4. Step 4: Simplify right side
    4,702,278.80x = 19,806,317,120,102.64
  5. Step 5: Solve for x
    x = 19,806,317,120,102.64/4,702,278.80
  6. Step 6: Final answer
    x = 4,212,067.80

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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.