Home / 3,141,806.09-4,719,803.40-1,863,252.20

Finding the Fourth Proportional to 3,141,806.09, 4,719,803.40 and 1,863,252.20

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Solution

The fourth proportional to 3,141,806.09, 4,719,803.40 and 1,863,252.20 is: 2,799,085.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,806.09 : 4,719,803.40 = 1,863,252.20 : x
  2. Step 2: Convert to fraction form
    3,141,806.09/4,719,803.40 = 1,863,252.20/x
  3. Step 3: Cross multiply
    3,141,806.09x = 4,719,803.40 × 1,863,252.20
  4. Step 4: Simplify right side
    3,141,806.09x = 8,794,184,045,018.46
  5. Step 5: Solve for x
    x = 8,794,184,045,018.46/3,141,806.09
  6. Step 6: Final answer
    x = 2,799,085.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.