Home / 1,646,254.20-2,481,720.19-1,536,521.43

Finding the Fourth Proportional to 1,646,254.20, 2,481,720.19 and 1,536,521.43

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Solution

The fourth proportional to 1,646,254.20, 2,481,720.19 and 1,536,521.43 is: 2,316,298.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,254.20 : 2,481,720.19 = 1,536,521.43 : x
  2. Step 2: Convert to fraction form
    1,646,254.20/2,481,720.19 = 1,536,521.43/x
  3. Step 3: Cross multiply
    1,646,254.20x = 2,481,720.19 × 1,536,521.43
  4. Step 4: Simplify right side
    1,646,254.20x = 3,813,216,255,198.67
  5. Step 5: Solve for x
    x = 3,813,216,255,198.67/1,646,254.20
  6. Step 6: Final answer
    x = 2,316,298.57

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.