Home / 3,208,774.91-4,428,144.18-1,758,439.13

Finding the Fourth Proportional to 3,208,774.91, 4,428,144.18 and 1,758,439.13

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Solution

The fourth proportional to 3,208,774.91, 4,428,144.18 and 1,758,439.13 is: 2,426,665.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,774.91 : 4,428,144.18 = 1,758,439.13 : x
  2. Step 2: Convert to fraction form
    3,208,774.91/4,428,144.18 = 1,758,439.13/x
  3. Step 3: Cross multiply
    3,208,774.91x = 4,428,144.18 × 1,758,439.13
  4. Step 4: Simplify right side
    3,208,774.91x = 7,786,621,977,253.04
  5. Step 5: Solve for x
    x = 7,786,621,977,253.04/3,208,774.91
  6. Step 6: Final answer
    x = 2,426,665.07

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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.