Home / 2,248,990.80-3,375,041.40-1,618,357.20

Finding the Fourth Proportional to 2,248,990.80, 3,375,041.40 and 1,618,357.20

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Solution

The fourth proportional to 2,248,990.80, 3,375,041.40 and 1,618,357.20 is: 2,428,654.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248,990.80 : 3,375,041.40 = 1,618,357.20 : x
  2. Step 2: Convert to fraction form
    2,248,990.80/3,375,041.40 = 1,618,357.20/x
  3. Step 3: Cross multiply
    2,248,990.80x = 3,375,041.40 × 1,618,357.20
  4. Step 4: Simplify right side
    2,248,990.80x = 5,462,022,549,988.08
  5. Step 5: Solve for x
    x = 5,462,022,549,988.08/2,248,990.80
  6. Step 6: Final answer
    x = 2,428,654.91

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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.