Home / 2,553,287.15-3,830,805.68-871,571.63

Finding the Fourth Proportional to 2,553,287.15, 3,830,805.68 and 871,571.63

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Solution

The fourth proportional to 2,553,287.15, 3,830,805.68 and 871,571.63 is: 1,307,656.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553,287.15 : 3,830,805.68 = 871,571.63 : x
  2. Step 2: Convert to fraction form
    2,553,287.15/3,830,805.68 = 871,571.63/x
  3. Step 3: Cross multiply
    2,553,287.15x = 3,830,805.68 × 871,571.63
  4. Step 4: Simplify right side
    2,553,287.15x = 3,338,821,555,950.01
  5. Step 5: Solve for x
    x = 3,338,821,555,950.01/2,553,287.15
  6. Step 6: Final answer
    x = 1,307,656.11

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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.