Home / 1,651,229.20-2,479,176.60-1,021,373.20

Finding the Fourth Proportional to 1,651,229.20, 2,479,176.60 and 1,021,373.20

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Solution

The fourth proportional to 1,651,229.20, 2,479,176.60 and 1,021,373.20 is: 1,533,502.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,229.20 : 2,479,176.60 = 1,021,373.20 : x
  2. Step 2: Convert to fraction form
    1,651,229.20/2,479,176.60 = 1,021,373.20/x
  3. Step 3: Cross multiply
    1,651,229.20x = 2,479,176.60 × 1,021,373.20
  4. Step 4: Simplify right side
    1,651,229.20x = 2,532,164,537,307.12
  5. Step 5: Solve for x
    x = 2,532,164,537,307.12/1,651,229.20
  6. Step 6: Final answer
    x = 1,533,502.76

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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.