Home / 1,454,002.44-2,180,836.80-389,127.58

Finding the Fourth Proportional to 1,454,002.44, 2,180,836.80 and 389,127.58

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Solution

The fourth proportional to 1,454,002.44, 2,180,836.80 and 389,127.58 is: 583,646.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,002.44 : 2,180,836.80 = 389,127.58 : x
  2. Step 2: Convert to fraction form
    1,454,002.44/2,180,836.80 = 389,127.58/x
  3. Step 3: Cross multiply
    1,454,002.44x = 2,180,836.80 × 389,127.58
  4. Step 4: Simplify right side
    1,454,002.44x = 848,623,746,358.94
  5. Step 5: Solve for x
    x = 848,623,746,358.94/1,454,002.44
  6. Step 6: Final answer
    x = 583,646.71

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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.