Home / 1,171,151.98-1,615,544.13-808,766.08

Finding the Fourth Proportional to 1,171,151.98, 1,615,544.13 and 808,766.08

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Solution

The fourth proportional to 1,171,151.98, 1,615,544.13 and 808,766.08 is: 1,115,651.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,151.98 : 1,615,544.13 = 808,766.08 : x
  2. Step 2: Convert to fraction form
    1,171,151.98/1,615,544.13 = 808,766.08/x
  3. Step 3: Cross multiply
    1,171,151.98x = 1,615,544.13 × 808,766.08
  4. Step 4: Simplify right side
    1,171,151.98x = 1,306,597,293,087.11
  5. Step 5: Solve for x
    x = 1,306,597,293,087.11/1,171,151.98
  6. Step 6: Final answer
    x = 1,115,651.35

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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.