Home / 1,645,975.08-2,468,713.10-447,990.75

Finding the Fourth Proportional to 1,645,975.08, 2,468,713.10 and 447,990.75

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Solution

The fourth proportional to 1,645,975.08, 2,468,713.10 and 447,990.75 is: 671,918.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,975.08 : 2,468,713.10 = 447,990.75 : x
  2. Step 2: Convert to fraction form
    1,645,975.08/2,468,713.10 = 447,990.75/x
  3. Step 3: Cross multiply
    1,645,975.08x = 2,468,713.10 × 447,990.75
  4. Step 4: Simplify right side
    1,645,975.08x = 1,105,960,630,963.87
  5. Step 5: Solve for x
    x = 1,105,960,630,963.87/1,645,975.08
  6. Step 6: Final answer
    x = 671,918.21

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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.