Home / 2,345,712.40-3,516,235.80-1,081,334.80

Finding the Fourth Proportional to 2,345,712.40, 3,516,235.80 and 1,081,334.80

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Solution

The fourth proportional to 2,345,712.40, 3,516,235.80 and 1,081,334.80 is: 1,620,926.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345,712.40 : 3,516,235.80 = 1,081,334.80 : x
  2. Step 2: Convert to fraction form
    2,345,712.40/3,516,235.80 = 1,081,334.80/x
  3. Step 3: Cross multiply
    2,345,712.40x = 3,516,235.80 × 1,081,334.80
  4. Step 4: Simplify right side
    2,345,712.40x = 3,802,228,135,545.84
  5. Step 5: Solve for x
    x = 3,802,228,135,545.84/2,345,712.40
  6. Step 6: Final answer
    x = 1,620,926.82

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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.