Home / 2,680,500.30-4,020,750.45-2,223,854.70

Finding the Fourth Proportional to 2,680,500.30, 4,020,750.45 and 2,223,854.70

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Solution

The fourth proportional to 2,680,500.30, 4,020,750.45 and 2,223,854.70 is: 3,335,782.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,500.30 : 4,020,750.45 = 2,223,854.70 : x
  2. Step 2: Convert to fraction form
    2,680,500.30/4,020,750.45 = 2,223,854.70/x
  3. Step 3: Cross multiply
    2,680,500.30x = 4,020,750.45 × 2,223,854.70
  4. Step 4: Simplify right side
    2,680,500.30x = 8,941,564,785,759.62
  5. Step 5: Solve for x
    x = 8,941,564,785,759.62/2,680,500.30
  6. Step 6: Final answer
    x = 3,335,782.05

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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.