Home / 2,786,782.93-4,174,269.49-2,105,357.47

Finding the Fourth Proportional to 2,786,782.93, 4,174,269.49 and 2,105,357.47

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Solution

The fourth proportional to 2,786,782.93, 4,174,269.49 and 2,105,357.47 is: 3,153,575.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786,782.93 : 4,174,269.49 = 2,105,357.47 : x
  2. Step 2: Convert to fraction form
    2,786,782.93/4,174,269.49 = 2,105,357.47/x
  3. Step 3: Cross multiply
    2,786,782.93x = 4,174,269.49 × 2,105,357.47
  4. Step 4: Simplify right side
    2,786,782.93x = 8,788,329,444,760.61
  5. Step 5: Solve for x
    x = 8,788,329,444,760.61/2,786,782.93
  6. Step 6: Final answer
    x = 3,153,575.17

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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.