Home / 1,427,211.66-2,140,824.65-362,254.07

Finding the Fourth Proportional to 1,427,211.66, 2,140,824.65 and 362,254.07

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Solution

The fourth proportional to 1,427,211.66, 2,140,824.65 and 362,254.07 is: 543,382.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,211.66 : 2,140,824.65 = 362,254.07 : x
  2. Step 2: Convert to fraction form
    1,427,211.66/2,140,824.65 = 362,254.07/x
  3. Step 3: Cross multiply
    1,427,211.66x = 2,140,824.65 × 362,254.07
  4. Step 4: Simplify right side
    1,427,211.66x = 775,522,430,103.43
  5. Step 5: Solve for x
    x = 775,522,430,103.43/1,427,211.66
  6. Step 6: Final answer
    x = 543,382.91

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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.