Home / 1,345,224.68-1,856,422.74-741,634.28

Finding the Fourth Proportional to 1,345,224.68, 1,856,422.74 and 741,634.28

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Solution

The fourth proportional to 1,345,224.68, 1,856,422.74 and 741,634.28 is: 1,023,462.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,224.68 : 1,856,422.74 = 741,634.28 : x
  2. Step 2: Convert to fraction form
    1,345,224.68/1,856,422.74 = 741,634.28/x
  3. Step 3: Cross multiply
    1,345,224.68x = 1,856,422.74 × 741,634.28
  4. Step 4: Simplify right side
    1,345,224.68x = 1,376,786,742,155.53
  5. Step 5: Solve for x
    x = 1,376,786,742,155.53/1,345,224.68
  6. Step 6: Final answer
    x = 1,023,462.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.