Home / 3,286,588.80-4,926,733.92-1,390,722.24

Finding the Fourth Proportional to 3,286,588.80, 4,926,733.92 and 1,390,722.24

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Solution

The fourth proportional to 3,286,588.80, 4,926,733.92 and 1,390,722.24 is: 2,084,750.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,588.80 : 4,926,733.92 = 1,390,722.24 : x
  2. Step 2: Convert to fraction form
    3,286,588.80/4,926,733.92 = 1,390,722.24/x
  3. Step 3: Cross multiply
    3,286,588.80x = 4,926,733.92 × 1,390,722.24
  4. Step 4: Simplify right side
    3,286,588.80x = 6,851,718,433,106.38
  5. Step 5: Solve for x
    x = 6,851,718,433,106.38/3,286,588.80
  6. Step 6: Final answer
    x = 2,084,750.74

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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.