Home / 1,645,955.44-2,468,683.70-447,971.12

Finding the Fourth Proportional to 1,645,955.44, 2,468,683.70 and 447,971.12

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Solution

The fourth proportional to 1,645,955.44, 2,468,683.70 and 447,971.12 is: 671,888.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,955.44 : 2,468,683.70 = 447,971.12 : x
  2. Step 2: Convert to fraction form
    1,645,955.44/2,468,683.70 = 447,971.12/x
  3. Step 3: Cross multiply
    1,645,955.44x = 2,468,683.70 × 447,971.12
  4. Step 4: Simplify right side
    1,645,955.44x = 1,105,899,002,014.74
  5. Step 5: Solve for x
    x = 1,105,899,002,014.74/1,645,955.44
  6. Step 6: Final answer
    x = 671,888.79

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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.