Home / 1,137,961.38-1,570,495.35-621,793.77

Finding the Fourth Proportional to 1,137,961.38, 1,570,495.35 and 621,793.77

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Solution

The fourth proportional to 1,137,961.38, 1,570,495.35 and 621,793.77 is: 858,134.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,961.38 : 1,570,495.35 = 621,793.77 : x
  2. Step 2: Convert to fraction form
    1,137,961.38/1,570,495.35 = 621,793.77/x
  3. Step 3: Cross multiply
    1,137,961.38x = 1,570,495.35 × 621,793.77
  4. Step 4: Simplify right side
    1,137,961.38x = 976,524,213,482.52
  5. Step 5: Solve for x
    x = 976,524,213,482.52/1,137,961.38
  6. Step 6: Final answer
    x = 858,134.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.