Home / 1,422,806.31-2,134,213.11-581,358.06

Finding the Fourth Proportional to 1,422,806.31, 2,134,213.11 and 581,358.06

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Solution

The fourth proportional to 1,422,806.31, 2,134,213.11 and 581,358.06 is: 872,038.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,806.31 : 2,134,213.11 = 581,358.06 : x
  2. Step 2: Convert to fraction form
    1,422,806.31/2,134,213.11 = 581,358.06/x
  3. Step 3: Cross multiply
    1,422,806.31x = 2,134,213.11 × 581,358.06
  4. Step 4: Simplify right side
    1,422,806.31x = 1,240,741,993,256.17
  5. Step 5: Solve for x
    x = 1,240,741,993,256.17/1,422,806.31
  6. Step 6: Final answer
    x = 872,038.58

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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.