Home / 1,422,871.44-2,134,310.80-581,423.19

Finding the Fourth Proportional to 1,422,871.44, 2,134,310.80 and 581,423.19

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Solution

The fourth proportional to 1,422,871.44, 2,134,310.80 and 581,423.19 is: 872,136.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,871.44 : 2,134,310.80 = 581,423.19 : x
  2. Step 2: Convert to fraction form
    1,422,871.44/2,134,310.80 = 581,423.19/x
  3. Step 3: Cross multiply
    1,422,871.44x = 2,134,310.80 × 581,423.19
  4. Step 4: Simplify right side
    1,422,871.44x = 1,240,937,793,787.45
  5. Step 5: Solve for x
    x = 1,240,937,793,787.45/1,422,871.44
  6. Step 6: Final answer
    x = 872,136.27

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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.