Home / 3,913,871.90-5,401,182.35-2,194,955.51

Finding the Fourth Proportional to 3,913,871.90, 5,401,182.35 and 2,194,955.51

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Solution

The fourth proportional to 3,913,871.90, 5,401,182.35 and 2,194,955.51 is: 3,029,060.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913,871.90 : 5,401,182.35 = 2,194,955.51 : x
  2. Step 2: Convert to fraction form
    3,913,871.90/5,401,182.35 = 2,194,955.51/x
  3. Step 3: Cross multiply
    3,913,871.90x = 5,401,182.35 × 2,194,955.51
  4. Step 4: Simplify right side
    3,913,871.90x = 11,855,354,948,672.47
  5. Step 5: Solve for x
    x = 11,855,354,948,672.47/3,913,871.90
  6. Step 6: Final answer
    x = 3,029,060.54

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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.