Home / 3,470,530.80-5,206,573.80-1,340,425.20

Finding the Fourth Proportional to 3,470,530.80, 5,206,573.80 and 1,340,425.20

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Solution

The fourth proportional to 3,470,530.80, 5,206,573.80 and 1,340,425.20 is: 2,010,938.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470,530.80 : 5,206,573.80 = 1,340,425.20 : x
  2. Step 2: Convert to fraction form
    3,470,530.80/5,206,573.80 = 1,340,425.20/x
  3. Step 3: Cross multiply
    3,470,530.80x = 5,206,573.80 × 1,340,425.20
  4. Step 4: Simplify right side
    3,470,530.80x = 6,979,022,727,179.76
  5. Step 5: Solve for x
    x = 6,979,022,727,179.76/3,470,530.80
  6. Step 6: Final answer
    x = 2,010,938.13

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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.