Home / 1,225,499.60-1,836,281.10-1,154,640.80

Finding the Fourth Proportional to 1,225,499.60, 1,836,281.10 and 1,154,640.80

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Solution

The fourth proportional to 1,225,499.60, 1,836,281.10 and 1,154,640.80 is: 1,730,106.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,499.60 : 1,836,281.10 = 1,154,640.80 : x
  2. Step 2: Convert to fraction form
    1,225,499.60/1,836,281.10 = 1,154,640.80/x
  3. Step 3: Cross multiply
    1,225,499.60x = 1,836,281.10 × 1,154,640.80
  4. Step 4: Simplify right side
    1,225,499.60x = 2,120,245,078,328.88
  5. Step 5: Solve for x
    x = 2,120,245,078,328.88/1,225,499.60
  6. Step 6: Final answer
    x = 1,730,106.71

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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.