Home / 3,146,627.66-4,714,226.12-1,442,189.21

Finding the Fourth Proportional to 3,146,627.66, 4,714,226.12 and 1,442,189.21

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Solution

The fourth proportional to 3,146,627.66, 4,714,226.12 and 1,442,189.21 is: 2,160,664.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,627.66 : 4,714,226.12 = 1,442,189.21 : x
  2. Step 2: Convert to fraction form
    3,146,627.66/4,714,226.12 = 1,442,189.21/x
  3. Step 3: Cross multiply
    3,146,627.66x = 4,714,226.12 × 1,442,189.21
  4. Step 4: Simplify right side
    3,146,627.66x = 6,798,806,023,798.51
  5. Step 5: Solve for x
    x = 6,798,806,023,798.51/3,146,627.66
  6. Step 6: Final answer
    x = 2,160,664.29

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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.