Home / 1,645,961.71-2,468,693.08-447,977.38

Finding the Fourth Proportional to 1,645,961.71, 2,468,693.08 and 447,977.38

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Solution

The fourth proportional to 1,645,961.71, 2,468,693.08 and 447,977.38 is: 671,898.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,961.71 : 2,468,693.08 = 447,977.38 : x
  2. Step 2: Convert to fraction form
    1,645,961.71/2,468,693.08 = 447,977.38/x
  3. Step 3: Cross multiply
    1,645,961.71x = 2,468,693.08 × 447,977.38
  4. Step 4: Simplify right side
    1,645,961.71x = 1,105,918,658,002.53
  5. Step 5: Solve for x
    x = 1,105,918,658,002.53/1,645,961.71
  6. Step 6: Final answer
    x = 671,898.17

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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.