Home / 1,640,575.25-2,264,468.96-952,401.68

Finding the Fourth Proportional to 1,640,575.25, 2,264,468.96 and 952,401.68

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Solution

The fourth proportional to 1,640,575.25, 2,264,468.96 and 952,401.68 is: 1,314,590.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,575.25 : 2,264,468.96 = 952,401.68 : x
  2. Step 2: Convert to fraction form
    1,640,575.25/2,264,468.96 = 952,401.68/x
  3. Step 3: Cross multiply
    1,640,575.25x = 2,264,468.96 × 952,401.68
  4. Step 4: Simplify right side
    1,640,575.25x = 2,156,684,036,005.01
  5. Step 5: Solve for x
    x = 2,156,684,036,005.01/1,640,575.25
  6. Step 6: Final answer
    x = 1,314,590.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.