Home / 1,645,950.13-2,468,675.74-447,965.80

Finding the Fourth Proportional to 1,645,950.13, 2,468,675.74 and 447,965.80

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Solution

The fourth proportional to 1,645,950.13, 2,468,675.74 and 447,965.80 is: 671,880.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,950.13 : 2,468,675.74 = 447,965.80 : x
  2. Step 2: Convert to fraction form
    1,645,950.13/2,468,675.74 = 447,965.80/x
  3. Step 3: Cross multiply
    1,645,950.13x = 2,468,675.74 × 447,965.80
  4. Step 4: Simplify right side
    1,645,950.13x = 1,105,882,302,809.69
  5. Step 5: Solve for x
    x = 1,105,882,302,809.69/1,645,950.13
  6. Step 6: Final answer
    x = 671,880.81

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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.