Home / 3,743,475.21-5,161,314.74-3,124,171.15

Finding the Fourth Proportional to 3,743,475.21, 5,161,314.74 and 3,124,171.15

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Solution

The fourth proportional to 3,743,475.21, 5,161,314.74 and 3,124,171.15 is: 4,307,449.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743,475.21 : 5,161,314.74 = 3,124,171.15 : x
  2. Step 2: Convert to fraction form
    3,743,475.21/5,161,314.74 = 3,124,171.15/x
  3. Step 3: Cross multiply
    3,743,475.21x = 5,161,314.74 × 3,124,171.15
  4. Step 4: Simplify right side
    3,743,475.21x = 16,124,830,578,253.61
  5. Step 5: Solve for x
    x = 16,124,830,578,253.61/3,743,475.21
  6. Step 6: Final answer
    x = 4,307,449.54

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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.