Home / 3,859,328.30-5,324,126.56-2,409,381.32

Finding the Fourth Proportional to 3,859,328.30, 5,324,126.56 and 2,409,381.32

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Solution

The fourth proportional to 3,859,328.30, 5,324,126.56 and 2,409,381.32 is: 3,323,855.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,859,328.30 : 5,324,126.56 = 2,409,381.32 : x
  2. Step 2: Convert to fraction form
    3,859,328.30/5,324,126.56 = 2,409,381.32/x
  3. Step 3: Cross multiply
    3,859,328.30x = 5,324,126.56 × 2,409,381.32
  4. Step 4: Simplify right side
    3,859,328.30x = 12,827,851,046,335.77
  5. Step 5: Solve for x
    x = 12,827,851,046,335.77/3,859,328.30
  6. Step 6: Final answer
    x = 3,323,855.88

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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.