Home / 957,704.80-1,436,557.20-939,042.40

Finding the Fourth Proportional to 957,704.80, 1,436,557.20 and 939,042.40

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Solution

The fourth proportional to 957,704.80, 1,436,557.20 and 939,042.40 is: 1,408,563.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,704.80 : 1,436,557.20 = 939,042.40 : x
  2. Step 2: Convert to fraction form
    957,704.80/1,436,557.20 = 939,042.40/x
  3. Step 3: Cross multiply
    957,704.80x = 1,436,557.20 × 939,042.40
  4. Step 4: Simplify right side
    957,704.80x = 1,348,988,120,825.28
  5. Step 5: Solve for x
    x = 1,348,988,120,825.28/957,704.80
  6. Step 6: Final answer
    x = 1,408,563.60

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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.