Home / 3,072,774.40-4,609,161.60-829,139.20

Finding the Fourth Proportional to 3,072,774.40, 4,609,161.60 and 829,139.20

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Solution

The fourth proportional to 3,072,774.40, 4,609,161.60 and 829,139.20 is: 1,243,708.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,774.40 : 4,609,161.60 = 829,139.20 : x
  2. Step 2: Convert to fraction form
    3,072,774.40/4,609,161.60 = 829,139.20/x
  3. Step 3: Cross multiply
    3,072,774.40x = 4,609,161.60 × 829,139.20
  4. Step 4: Simplify right side
    3,072,774.40x = 3,821,636,561,694.72
  5. Step 5: Solve for x
    x = 3,821,636,561,694.72/3,072,774.40
  6. Step 6: Final answer
    x = 1,243,708.80

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Similar ratio
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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.