Home / 2,013,906.40-3,018,235.20-814,847.20

Finding the Fourth Proportional to 2,013,906.40, 3,018,235.20 and 814,847.20

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Solution

The fourth proportional to 2,013,906.40, 3,018,235.20 and 814,847.20 is: 1,221,208.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,906.40 : 3,018,235.20 = 814,847.20 : x
  2. Step 2: Convert to fraction form
    2,013,906.40/3,018,235.20 = 814,847.20/x
  3. Step 3: Cross multiply
    2,013,906.40x = 3,018,235.20 × 814,847.20
  4. Step 4: Simplify right side
    2,013,906.40x = 2,459,400,501,661.44
  5. Step 5: Solve for x
    x = 2,459,400,501,661.44/2,013,906.40
  6. Step 6: Final answer
    x = 1,221,208.94

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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.