Home / 2,430,380.91-3,642,400.49-1,758,724.59

Finding the Fourth Proportional to 2,430,380.91, 3,642,400.49 and 1,758,724.59

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Solution

The fourth proportional to 2,430,380.91, 3,642,400.49 and 1,758,724.59 is: 2,635,792.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430,380.91 : 3,642,400.49 = 1,758,724.59 : x
  2. Step 2: Convert to fraction form
    2,430,380.91/3,642,400.49 = 1,758,724.59/x
  3. Step 3: Cross multiply
    2,430,380.91x = 3,642,400.49 × 1,758,724.59
  4. Step 4: Simplify right side
    2,430,380.91x = 6,405,979,299,597.43
  5. Step 5: Solve for x
    x = 6,405,979,299,597.43/2,430,380.91
  6. Step 6: Final answer
    x = 2,635,792.30

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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.