Home / 1,839,139.64-2,756,920.26-879,345.80

Finding the Fourth Proportional to 1,839,139.64, 2,756,920.26 and 879,345.80

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Solution

The fourth proportional to 1,839,139.64, 2,756,920.26 and 879,345.80 is: 1,318,163.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,139.64 : 2,756,920.26 = 879,345.80 : x
  2. Step 2: Convert to fraction form
    1,839,139.64/2,756,920.26 = 879,345.80/x
  3. Step 3: Cross multiply
    1,839,139.64x = 2,756,920.26 × 879,345.80
  4. Step 4: Simplify right side
    1,839,139.64x = 2,424,286,251,565.91
  5. Step 5: Solve for x
    x = 2,424,286,251,565.91/1,839,139.64
  6. Step 6: Final answer
    x = 1,318,163.23

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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.