Home / 5,325,732.07-7,987,810.78-1,959,151.75

Finding the Fourth Proportional to 5,325,732.07, 7,987,810.78 and 1,959,151.75

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Solution

The fourth proportional to 5,325,732.07, 7,987,810.78 and 1,959,151.75 is: 2,938,438.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325,732.07 : 7,987,810.78 = 1,959,151.75 : x
  2. Step 2: Convert to fraction form
    5,325,732.07/7,987,810.78 = 1,959,151.75/x
  3. Step 3: Cross multiply
    5,325,732.07x = 7,987,810.78 × 1,959,151.75
  4. Step 4: Simplify right side
    5,325,732.07x = 15,649,333,468,305.87
  5. Step 5: Solve for x
    x = 15,649,333,468,305.87/5,325,732.07
  6. Step 6: Final answer
    x = 2,938,438.00

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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.