Home / 2,403,712.88-3,317,162.96-1,315,966.20

Finding the Fourth Proportional to 2,403,712.88, 3,317,162.96 and 1,315,966.20

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Solution

The fourth proportional to 2,403,712.88, 3,317,162.96 and 1,315,966.20 is: 1,816,054.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403,712.88 : 3,317,162.96 = 1,315,966.20 : x
  2. Step 2: Convert to fraction form
    2,403,712.88/3,317,162.96 = 1,315,966.20/x
  3. Step 3: Cross multiply
    2,403,712.88x = 3,317,162.96 × 1,315,966.20
  4. Step 4: Simplify right side
    2,403,712.88x = 4,365,274,335,251.95
  5. Step 5: Solve for x
    x = 4,365,274,335,251.95/2,403,712.88
  6. Step 6: Final answer
    x = 1,816,054.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.