Home / 3,913,638.30-5,401,076.30-2,259,855.18

Finding the Fourth Proportional to 3,913,638.30, 5,401,076.30 and 2,259,855.18

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Solution

The fourth proportional to 3,913,638.30, 5,401,076.30 and 2,259,855.18 is: 3,118,747.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913,638.30 : 5,401,076.30 = 2,259,855.18 : x
  2. Step 2: Convert to fraction form
    3,913,638.30/5,401,076.30 = 2,259,855.18/x
  3. Step 3: Cross multiply
    3,913,638.30x = 5,401,076.30 × 2,259,855.18
  4. Step 4: Simplify right side
    3,913,638.30x = 12,205,650,254,130.23
  5. Step 5: Solve for x
    x = 12,205,650,254,130.23/3,913,638.30
  6. Step 6: Final answer
    x = 3,118,747.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.