Home / 3,347,200.80-5,020,801.20-2,068,826.40

Finding the Fourth Proportional to 3,347,200.80, 5,020,801.20 and 2,068,826.40

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Solution

The fourth proportional to 3,347,200.80, 5,020,801.20 and 2,068,826.40 is: 3,103,239.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347,200.80 : 5,020,801.20 = 2,068,826.40 : x
  2. Step 2: Convert to fraction form
    3,347,200.80/5,020,801.20 = 2,068,826.40/x
  3. Step 3: Cross multiply
    3,347,200.80x = 5,020,801.20 × 2,068,826.40
  4. Step 4: Simplify right side
    3,347,200.80x = 10,387,166,071,711.68
  5. Step 5: Solve for x
    x = 10,387,166,071,711.68/3,347,200.80
  6. Step 6: Final answer
    x = 3,103,239.60

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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.