Home / 4,745,248.20-7,119,086.09-1,379,455.20

Finding the Fourth Proportional to 4,745,248.20, 7,119,086.09 and 1,379,455.20

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Solution

The fourth proportional to 4,745,248.20, 7,119,086.09 and 1,379,455.20 is: 2,069,535.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745,248.20 : 7,119,086.09 = 1,379,455.20 : x
  2. Step 2: Convert to fraction form
    4,745,248.20/7,119,086.09 = 1,379,455.20/x
  3. Step 3: Cross multiply
    4,745,248.20x = 7,119,086.09 × 1,379,455.20
  4. Step 4: Simplify right side
    4,745,248.20x = 9,820,460,335,135.66
  5. Step 5: Solve for x
    x = 9,820,460,335,135.66/4,745,248.20
  6. Step 6: Final answer
    x = 2,069,535.65

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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.