Home / 1,755,114.26-2,632,671.38-425,418.26

Finding the Fourth Proportional to 1,755,114.26, 2,632,671.38 and 425,418.26

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Solution

The fourth proportional to 1,755,114.26, 2,632,671.38 and 425,418.26 is: 638,127.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,114.26 : 2,632,671.38 = 425,418.26 : x
  2. Step 2: Convert to fraction form
    1,755,114.26/2,632,671.38 = 425,418.26/x
  3. Step 3: Cross multiply
    1,755,114.26x = 2,632,671.38 × 425,418.26
  4. Step 4: Simplify right side
    1,755,114.26x = 1,119,986,477,631.40
  5. Step 5: Solve for x
    x = 1,119,986,477,631.40/1,755,114.26
  6. Step 6: Final answer
    x = 638,127.39

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Double scale
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Similar ratio
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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.