Home / 4,680,512.10-7,020,768.15-3,084,876.90

Finding the Fourth Proportional to 4,680,512.10, 7,020,768.15 and 3,084,876.90

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Solution

The fourth proportional to 4,680,512.10, 7,020,768.15 and 3,084,876.90 is: 4,627,315.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,512.10 : 7,020,768.15 = 3,084,876.90 : x
  2. Step 2: Convert to fraction form
    4,680,512.10/7,020,768.15 = 3,084,876.90/x
  3. Step 3: Cross multiply
    4,680,512.10x = 7,020,768.15 × 3,084,876.90
  4. Step 4: Simplify right side
    4,680,512.10x = 21,658,205,486,190.73
  5. Step 5: Solve for x
    x = 21,658,205,486,190.73/4,680,512.10
  6. Step 6: Final answer
    x = 4,627,315.35

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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.