Home / 2,117,245.77-3,174,083.34-918,265.05

Finding the Fourth Proportional to 2,117,245.77, 3,174,083.34 and 918,265.05

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Solution

The fourth proportional to 2,117,245.77, 3,174,083.34 and 918,265.05 is: 1,376,623.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117,245.77 : 3,174,083.34 = 918,265.05 : x
  2. Step 2: Convert to fraction form
    2,117,245.77/3,174,083.34 = 918,265.05/x
  3. Step 3: Cross multiply
    2,117,245.77x = 3,174,083.34 × 918,265.05
  4. Step 4: Simplify right side
    2,117,245.77x = 2,914,649,781,038.85
  5. Step 5: Solve for x
    x = 2,914,649,781,038.85/2,117,245.77
  6. Step 6: Final answer
    x = 1,376,623.27

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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.