Home / 2,893,995.40-4,339,764.30-1,398,545.80

Finding the Fourth Proportional to 2,893,995.40, 4,339,764.30 and 1,398,545.80

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Solution

The fourth proportional to 2,893,995.40, 4,339,764.30 and 1,398,545.80 is: 2,097,224.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893,995.40 : 4,339,764.30 = 1,398,545.80 : x
  2. Step 2: Convert to fraction form
    2,893,995.40/4,339,764.30 = 1,398,545.80/x
  3. Step 3: Cross multiply
    2,893,995.40x = 4,339,764.30 × 1,398,545.80
  4. Step 4: Simplify right side
    2,893,995.40x = 6,069,359,134,754.94
  5. Step 5: Solve for x
    x = 6,069,359,134,754.94/2,893,995.40
  6. Step 6: Final answer
    x = 2,097,224.87

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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.