Home / 4,743,069.78-7,114,801.41-1,377,276.78

Finding the Fourth Proportional to 4,743,069.78, 7,114,801.41 and 1,377,276.78

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Solution

The fourth proportional to 4,743,069.78, 7,114,801.41 and 1,377,276.78 is: 2,065,972.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743,069.78 : 7,114,801.41 = 1,377,276.78 : x
  2. Step 2: Convert to fraction form
    4,743,069.78/7,114,801.41 = 1,377,276.78/x
  3. Step 3: Cross multiply
    4,743,069.78x = 7,114,801.41 × 1,377,276.78
  4. Step 4: Simplify right side
    4,743,069.78x = 9,799,050,776,304.26
  5. Step 5: Solve for x
    x = 9,799,050,776,304.26/4,743,069.78
  6. Step 6: Final answer
    x = 2,065,972.30

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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.