Home / 1,818,701.07-2,509,950.56-1,002,979.23

Finding the Fourth Proportional to 1,818,701.07, 2,509,950.56 and 1,002,979.23

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Solution

The fourth proportional to 1,818,701.07, 2,509,950.56 and 1,002,979.23 is: 1,384,190.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,701.07 : 2,509,950.56 = 1,002,979.23 : x
  2. Step 2: Convert to fraction form
    1,818,701.07/2,509,950.56 = 1,002,979.23/x
  3. Step 3: Cross multiply
    1,818,701.07x = 2,509,950.56 × 1,002,979.23
  4. Step 4: Simplify right side
    1,818,701.07x = 2,517,428,280,006.87
  5. Step 5: Solve for x
    x = 2,517,428,280,006.87/1,818,701.07
  6. Step 6: Final answer
    x = 1,384,190.25

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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.