Home / 2,896,899.40-4,350,014.70-2,187,728.20

Finding the Fourth Proportional to 2,896,899.40, 4,350,014.70 and 2,187,728.20

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Solution

The fourth proportional to 2,896,899.40, 4,350,014.70 and 2,187,728.20 is: 3,285,115.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896,899.40 : 4,350,014.70 = 2,187,728.20 : x
  2. Step 2: Convert to fraction form
    2,896,899.40/4,350,014.70 = 2,187,728.20/x
  3. Step 3: Cross multiply
    2,896,899.40x = 4,350,014.70 × 2,187,728.20
  4. Step 4: Simplify right side
    2,896,899.40x = 9,516,649,829,604.54
  5. Step 5: Solve for x
    x = 9,516,649,829,604.54/2,896,899.40
  6. Step 6: Final answer
    x = 3,285,115.74

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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.