Home / 1,817,247.90-2,722,919.40-1,563,337.20

Finding the Fourth Proportional to 1,817,247.90, 2,722,919.40 and 1,563,337.20

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Solution

The fourth proportional to 1,817,247.90, 2,722,919.40 and 1,563,337.20 is: 2,342,465.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,247.90 : 2,722,919.40 = 1,563,337.20 : x
  2. Step 2: Convert to fraction form
    1,817,247.90/2,722,919.40 = 1,563,337.20/x
  3. Step 3: Cross multiply
    1,817,247.90x = 2,722,919.40 × 1,563,337.20
  4. Step 4: Simplify right side
    1,817,247.90x = 4,256,841,190,621.68
  5. Step 5: Solve for x
    x = 4,256,841,190,621.68/1,817,247.90
  6. Step 6: Final answer
    x = 2,342,465.87

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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.