Home / 1,590,230.80-2,386,651.80-1,577,789.20

Finding the Fourth Proportional to 1,590,230.80, 2,386,651.80 and 1,577,789.20

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Solution

The fourth proportional to 1,590,230.80, 2,386,651.80 and 1,577,789.20 is: 2,367,979.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,230.80 : 2,386,651.80 = 1,577,789.20 : x
  2. Step 2: Convert to fraction form
    1,590,230.80/2,386,651.80 = 1,577,789.20/x
  3. Step 3: Cross multiply
    1,590,230.80x = 2,386,651.80 × 1,577,789.20
  4. Step 4: Simplify right side
    1,590,230.80x = 3,765,633,434,200.56
  5. Step 5: Solve for x
    x = 3,765,633,434,200.56/1,590,230.80
  6. Step 6: Final answer
    x = 2,367,979.19

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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.