Home / 2,768,288.40-4,147,961.40-1,566,637.20

Finding the Fourth Proportional to 2,768,288.40, 4,147,961.40 and 1,566,637.20

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Solution

The fourth proportional to 2,768,288.40, 4,147,961.40 and 1,566,637.20 is: 2,347,425.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,288.40 : 4,147,961.40 = 1,566,637.20 : x
  2. Step 2: Convert to fraction form
    2,768,288.40/4,147,961.40 = 1,566,637.20/x
  3. Step 3: Cross multiply
    2,768,288.40x = 4,147,961.40 × 1,566,637.20
  4. Step 4: Simplify right side
    2,768,288.40x = 6,498,350,633,404.08
  5. Step 5: Solve for x
    x = 6,498,350,633,404.08/2,768,288.40
  6. Step 6: Final answer
    x = 2,347,425.45

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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.