Home / 3,525,317.40-5,288,364.90-1,128,754.20

Finding the Fourth Proportional to 3,525,317.40, 5,288,364.90 and 1,128,754.20

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Solution

The fourth proportional to 3,525,317.40, 5,288,364.90 and 1,128,754.20 is: 1,693,255.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525,317.40 : 5,288,364.90 = 1,128,754.20 : x
  2. Step 2: Convert to fraction form
    3,525,317.40/5,288,364.90 = 1,128,754.20/x
  3. Step 3: Cross multiply
    3,525,317.40x = 5,288,364.90 × 1,128,754.20
  4. Step 4: Simplify right side
    3,525,317.40x = 5,969,264,092,007.58
  5. Step 5: Solve for x
    x = 5,969,264,092,007.58/3,525,317.40
  6. Step 6: Final answer
    x = 1,693,255.79

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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.