Home / 4,680,618.90-7,020,928.35-2,285,999.70

Finding the Fourth Proportional to 4,680,618.90, 7,020,928.35 and 2,285,999.70

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Solution

The fourth proportional to 4,680,618.90, 7,020,928.35 and 2,285,999.70 is: 3,428,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,618.90 : 7,020,928.35 = 2,285,999.70 : x
  2. Step 2: Convert to fraction form
    4,680,618.90/7,020,928.35 = 2,285,999.70/x
  3. Step 3: Cross multiply
    4,680,618.90x = 7,020,928.35 × 2,285,999.70
  4. Step 4: Simplify right side
    4,680,618.90x = 16,049,840,101,821.50
  5. Step 5: Solve for x
    x = 16,049,840,101,821.50/4,680,618.90
  6. Step 6: Final answer
    x = 3,428,999.55

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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.