Home / 1,250,679.02-1,876,129.22-352,128.47

Finding the Fourth Proportional to 1,250,679.02, 1,876,129.22 and 352,128.47

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Solution

The fourth proportional to 1,250,679.02, 1,876,129.22 and 352,128.47 is: 528,223.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,679.02 : 1,876,129.22 = 352,128.47 : x
  2. Step 2: Convert to fraction form
    1,250,679.02/1,876,129.22 = 352,128.47/x
  3. Step 3: Cross multiply
    1,250,679.02x = 1,876,129.22 × 352,128.47
  4. Step 4: Simplify right side
    1,250,679.02x = 660,638,503,260.57
  5. Step 5: Solve for x
    x = 660,638,503,260.57/1,250,679.02
  6. Step 6: Final answer
    x = 528,223.87

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1.5x scale

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.