Home / 1,015,989.03-1,524,897.23-543,078.63

Finding the Fourth Proportional to 1,015,989.03, 1,524,897.23 and 543,078.63

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Solution

The fourth proportional to 1,015,989.03, 1,524,897.23 and 543,078.63 is: 815,106.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,989.03 : 1,524,897.23 = 543,078.63 : x
  2. Step 2: Convert to fraction form
    1,015,989.03/1,524,897.23 = 543,078.63/x
  3. Step 3: Cross multiply
    1,015,989.03x = 1,524,897.23 × 543,078.63
  4. Step 4: Simplify right side
    1,015,989.03x = 828,139,095,843.80
  5. Step 5: Solve for x
    x = 828,139,095,843.80/1,015,989.03
  6. Step 6: Final answer
    x = 815,106.34

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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.