Home / 1,342,571.46-2,013,862.61-543,868.12

Finding the Fourth Proportional to 1,342,571.46, 2,013,862.61 and 543,868.12

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Solution

The fourth proportional to 1,342,571.46, 2,013,862.61 and 543,868.12 is: 815,804.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,571.46 : 2,013,862.61 = 543,868.12 : x
  2. Step 2: Convert to fraction form
    1,342,571.46/2,013,862.61 = 543,868.12/x
  3. Step 3: Cross multiply
    1,342,571.46x = 2,013,862.61 × 543,868.12
  4. Step 4: Simplify right side
    1,342,571.46x = 1,095,275,671,638.99
  5. Step 5: Solve for x
    x = 1,095,275,671,638.99/1,342,571.46
  6. Step 6: Final answer
    x = 815,804.38

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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.