Home / 1,342,564.09-2,013,851.61-543,860.75

Finding the Fourth Proportional to 1,342,564.09, 2,013,851.61 and 543,860.75

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Solution

The fourth proportional to 1,342,564.09, 2,013,851.61 and 543,860.75 is: 815,793.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,564.09 : 2,013,851.61 = 543,860.75 : x
  2. Step 2: Convert to fraction form
    1,342,564.09/2,013,851.61 = 543,860.75/x
  3. Step 3: Cross multiply
    1,342,564.09x = 2,013,851.61 × 543,860.75
  4. Step 4: Simplify right side
    1,342,564.09x = 1,095,254,847,003.31
  5. Step 5: Solve for x
    x = 1,095,254,847,003.31/1,342,564.09
  6. Step 6: Final answer
    x = 815,793.34

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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.