Home / 1,363,989.41-2,045,983.79-465,431.10

Finding the Fourth Proportional to 1,363,989.41, 2,045,983.79 and 465,431.10

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Solution

The fourth proportional to 1,363,989.41, 2,045,983.79 and 465,431.10 is: 698,146.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,989.41 : 2,045,983.79 = 465,431.10 : x
  2. Step 2: Convert to fraction form
    1,363,989.41/2,045,983.79 = 465,431.10/x
  3. Step 3: Cross multiply
    1,363,989.41x = 2,045,983.79 × 465,431.10
  4. Step 4: Simplify right side
    1,363,989.41x = 952,264,479,453.01
  5. Step 5: Solve for x
    x = 952,264,479,453.01/1,363,989.41
  6. Step 6: Final answer
    x = 698,146.53

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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.