Home / 3,563,521.48-5,345,282.14-1,643,864.78

Finding the Fourth Proportional to 3,563,521.48, 5,345,282.14 and 1,643,864.78

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Solution

The fourth proportional to 3,563,521.48, 5,345,282.14 and 1,643,864.78 is: 2,465,797.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563,521.48 : 5,345,282.14 = 1,643,864.78 : x
  2. Step 2: Convert to fraction form
    3,563,521.48/5,345,282.14 = 1,643,864.78/x
  3. Step 3: Cross multiply
    3,563,521.48x = 5,345,282.14 × 1,643,864.78
  4. Step 4: Simplify right side
    3,563,521.48x = 8,786,921,049,109.03
  5. Step 5: Solve for x
    x = 8,786,921,049,109.03/3,563,521.48
  6. Step 6: Final answer
    x = 2,465,797.13

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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.