Home / 4,895,385.20-7,345,702.20-2,055,784.40

Finding the Fourth Proportional to 4,895,385.20, 7,345,702.20 and 2,055,784.40

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Solution

The fourth proportional to 4,895,385.20, 7,345,702.20 and 2,055,784.40 is: 3,084,778.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,895,385.20 : 7,345,702.20 = 2,055,784.40 : x
  2. Step 2: Convert to fraction form
    4,895,385.20/7,345,702.20 = 2,055,784.40/x
  3. Step 3: Cross multiply
    4,895,385.20x = 7,345,702.20 × 2,055,784.40
  4. Step 4: Simplify right side
    4,895,385.20x = 15,101,179,989,805.68
  5. Step 5: Solve for x
    x = 15,101,179,989,805.68/4,895,385.20
  6. Step 6: Final answer
    x = 3,084,778.70

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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.