Home / 1,377,716.80-2,062,888.80-876,366.40

Finding the Fourth Proportional to 1,377,716.80, 2,062,888.80 and 876,366.40

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Solution

The fourth proportional to 1,377,716.80, 2,062,888.80 and 876,366.40 is: 1,312,204.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,716.80 : 2,062,888.80 = 876,366.40 : x
  2. Step 2: Convert to fraction form
    1,377,716.80/2,062,888.80 = 876,366.40/x
  3. Step 3: Cross multiply
    1,377,716.80x = 2,062,888.80 × 876,366.40
  4. Step 4: Simplify right side
    1,377,716.80x = 1,807,846,431,256.32
  5. Step 5: Solve for x
    x = 1,807,846,431,256.32/1,377,716.80
  6. Step 6: Final answer
    x = 1,312,204.68

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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.