Home / 1,613,340.60-2,420,529.30-1,081,462.20

Finding the Fourth Proportional to 1,613,340.60, 2,420,529.30 and 1,081,462.20

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Solution

The fourth proportional to 1,613,340.60, 2,420,529.30 and 1,081,462.20 is: 1,622,540.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,340.60 : 2,420,529.30 = 1,081,462.20 : x
  2. Step 2: Convert to fraction form
    1,613,340.60/2,420,529.30 = 1,081,462.20/x
  3. Step 3: Cross multiply
    1,613,340.60x = 2,420,529.30 × 1,081,462.20
  4. Step 4: Simplify right side
    1,613,340.60x = 2,617,710,941,942.46
  5. Step 5: Solve for x
    x = 2,617,710,941,942.46/1,613,340.60
  6. Step 6: Final answer
    x = 1,622,540.80

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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.