Home / 2,466,889.78-3,700,588.50-931,178.71

Finding the Fourth Proportional to 2,466,889.78, 3,700,588.50 and 931,178.71

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Solution

The fourth proportional to 2,466,889.78, 3,700,588.50 and 931,178.71 is: 1,396,863.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,466,889.78 : 3,700,588.50 = 931,178.71 : x
  2. Step 2: Convert to fraction form
    2,466,889.78/3,700,588.50 = 931,178.71/x
  3. Step 3: Cross multiply
    2,466,889.78x = 3,700,588.50 × 931,178.71
  4. Step 4: Simplify right side
    2,466,889.78x = 3,445,909,225,670.84
  5. Step 5: Solve for x
    x = 3,445,909,225,670.84/2,466,889.78
  6. Step 6: Final answer
    x = 1,396,863.88

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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.