Home / 2,960,891.80-4,443,411.30-1,898,517.40

Finding the Fourth Proportional to 2,960,891.80, 4,443,411.30 and 1,898,517.40

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Solution

The fourth proportional to 2,960,891.80, 4,443,411.30 and 1,898,517.40 is: 2,849,105.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960,891.80 : 4,443,411.30 = 1,898,517.40 : x
  2. Step 2: Convert to fraction form
    2,960,891.80/4,443,411.30 = 1,898,517.40/x
  3. Step 3: Cross multiply
    2,960,891.80x = 4,443,411.30 × 1,898,517.40
  4. Step 4: Simplify right side
    2,960,891.80x = 8,435,893,668,406.62
  5. Step 5: Solve for x
    x = 8,435,893,668,406.62/2,960,891.80
  6. Step 6: Final answer
    x = 2,849,105.69

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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.