Home / 4,121,772.60-6,183,119.70-1,281,862.20

Finding the Fourth Proportional to 4,121,772.60, 6,183,119.70 and 1,281,862.20

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Solution

The fourth proportional to 4,121,772.60, 6,183,119.70 and 1,281,862.20 is: 1,922,936.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121,772.60 : 6,183,119.70 = 1,281,862.20 : x
  2. Step 2: Convert to fraction form
    4,121,772.60/6,183,119.70 = 1,281,862.20/x
  3. Step 3: Cross multiply
    4,121,772.60x = 6,183,119.70 × 1,281,862.20
  4. Step 4: Simplify right side
    4,121,772.60x = 7,925,907,421,505.34
  5. Step 5: Solve for x
    x = 7,925,907,421,505.34/4,121,772.60
  6. Step 6: Final answer
    x = 1,922,936.61

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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.