Home / 3,141,326.88-4,334,916.28-1,919,677.20

Finding the Fourth Proportional to 3,141,326.88, 4,334,916.28 and 1,919,677.20

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Solution

The fourth proportional to 3,141,326.88, 4,334,916.28 and 1,919,677.20 is: 2,649,084.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,326.88 : 4,334,916.28 = 1,919,677.20 : x
  2. Step 2: Convert to fraction form
    3,141,326.88/4,334,916.28 = 1,919,677.20/x
  3. Step 3: Cross multiply
    3,141,326.88x = 4,334,916.28 × 1,919,677.20
  4. Step 4: Simplify right side
    3,141,326.88x = 8,321,639,946,624.82
  5. Step 5: Solve for x
    x = 8,321,639,946,624.82/3,141,326.88
  6. Step 6: Final answer
    x = 2,649,084.37

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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.