Home / 2,854,540.70-4,282,005.45-909,115.10

Finding the Fourth Proportional to 2,854,540.70, 4,282,005.45 and 909,115.10

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Solution

The fourth proportional to 2,854,540.70, 4,282,005.45 and 909,115.10 is: 1,363,734.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,540.70 : 4,282,005.45 = 909,115.10 : x
  2. Step 2: Convert to fraction form
    2,854,540.70/4,282,005.45 = 909,115.10/x
  3. Step 3: Cross multiply
    2,854,540.70x = 4,282,005.45 × 909,115.10
  4. Step 4: Simplify right side
    2,854,540.70x = 3,892,835,812,877.30
  5. Step 5: Solve for x
    x = 3,892,835,812,877.30/2,854,540.70
  6. Step 6: Final answer
    x = 1,363,734.56

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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.