Home / 3,482,707.90-4,805,873.40-1,954,519.78

Finding the Fourth Proportional to 3,482,707.90, 4,805,873.40 and 1,954,519.78

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Solution

The fourth proportional to 3,482,707.90, 4,805,873.40 and 1,954,519.78 is: 2,697,089.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482,707.90 : 4,805,873.40 = 1,954,519.78 : x
  2. Step 2: Convert to fraction form
    3,482,707.90/4,805,873.40 = 1,954,519.78/x
  3. Step 3: Cross multiply
    3,482,707.90x = 4,805,873.40 × 1,954,519.78
  4. Step 4: Simplify right side
    3,482,707.90x = 9,393,174,620,475.85
  5. Step 5: Solve for x
    x = 9,393,174,620,475.85/3,482,707.90
  6. Step 6: Final answer
    x = 2,697,089.42

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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.