Home / 2,310,718.23-3,188,697.65-1,264,122.57

Finding the Fourth Proportional to 2,310,718.23, 3,188,697.65 and 1,264,122.57

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Solution

The fourth proportional to 2,310,718.23, 3,188,697.65 and 1,264,122.57 is: 1,744,437.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310,718.23 : 3,188,697.65 = 1,264,122.57 : x
  2. Step 2: Convert to fraction form
    2,310,718.23/3,188,697.65 = 1,264,122.57/x
  3. Step 3: Cross multiply
    2,310,718.23x = 3,188,697.65 × 1,264,122.57
  4. Step 4: Simplify right side
    2,310,718.23x = 4,030,904,661,950.35
  5. Step 5: Solve for x
    x = 4,030,904,661,950.35/2,310,718.23
  6. Step 6: Final answer
    x = 1,744,437.99

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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.