Home / 1,702,661.78-2,553,992.68-1,617,521.88

Finding the Fourth Proportional to 1,702,661.78, 2,553,992.68 and 1,617,521.88

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Solution

The fourth proportional to 1,702,661.78, 2,553,992.68 and 1,617,521.88 is: 2,426,282.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,661.78 : 2,553,992.68 = 1,617,521.88 : x
  2. Step 2: Convert to fraction form
    1,702,661.78/2,553,992.68 = 1,617,521.88/x
  3. Step 3: Cross multiply
    1,702,661.78x = 2,553,992.68 × 1,617,521.88
  4. Step 4: Simplify right side
    1,702,661.78x = 4,131,139,041,259.84
  5. Step 5: Solve for x
    x = 4,131,139,041,259.84/1,702,661.78
  6. Step 6: Final answer
    x = 2,426,282.83

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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.