Home / 1,448,257.20-2,173,422.60-607,412.40

Finding the Fourth Proportional to 1,448,257.20, 2,173,422.60 and 607,412.40

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Solution

The fourth proportional to 1,448,257.20, 2,173,422.60 and 607,412.40 is: 911,553.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,257.20 : 2,173,422.60 = 607,412.40 : x
  2. Step 2: Convert to fraction form
    1,448,257.20/2,173,422.60 = 607,412.40/x
  3. Step 3: Cross multiply
    1,448,257.20x = 2,173,422.60 × 607,412.40
  4. Step 4: Simplify right side
    1,448,257.20x = 1,320,163,837,680.24
  5. Step 5: Solve for x
    x = 1,320,163,837,680.24/1,448,257.20
  6. Step 6: Final answer
    x = 911,553.44

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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.