Home / 1,863,037.20-2,794,555.80-1,260,737.40

Finding the Fourth Proportional to 1,863,037.20, 2,794,555.80 and 1,260,737.40

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Solution

The fourth proportional to 1,863,037.20, 2,794,555.80 and 1,260,737.40 is: 1,891,106.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,037.20 : 2,794,555.80 = 1,260,737.40 : x
  2. Step 2: Convert to fraction form
    1,863,037.20/2,794,555.80 = 1,260,737.40/x
  3. Step 3: Cross multiply
    1,863,037.20x = 2,794,555.80 × 1,260,737.40
  4. Step 4: Simplify right side
    1,863,037.20x = 3,523,201,013,446.92
  5. Step 5: Solve for x
    x = 3,523,201,013,446.92/1,863,037.20
  6. Step 6: Final answer
    x = 1,891,106.10

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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.