Home / 4,743,078.90-7,114,815.18-1,377,285.90

Finding the Fourth Proportional to 4,743,078.90, 7,114,815.18 and 1,377,285.90

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Solution

The fourth proportional to 4,743,078.90, 7,114,815.18 and 1,377,285.90 is: 2,065,986.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743,078.90 : 7,114,815.18 = 1,377,285.90 : x
  2. Step 2: Convert to fraction form
    4,743,078.90/7,114,815.18 = 1,377,285.90/x
  3. Step 3: Cross multiply
    4,743,078.90x = 7,114,815.18 × 1,377,285.90
  4. Step 4: Simplify right side
    4,743,078.90x = 9,799,134,628,519.96
  5. Step 5: Solve for x
    x = 9,799,134,628,519.96/4,743,078.90
  6. Step 6: Final answer
    x = 2,065,986.01

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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.