Home / 1,783,692.27-2,460,465.92-1,138,385.12

Finding the Fourth Proportional to 1,783,692.27, 2,460,465.92 and 1,138,385.12

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Solution

The fourth proportional to 1,783,692.27, 2,460,465.92 and 1,138,385.12 is: 1,570,314.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,692.27 : 2,460,465.92 = 1,138,385.12 : x
  2. Step 2: Convert to fraction form
    1,783,692.27/2,460,465.92 = 1,138,385.12/x
  3. Step 3: Cross multiply
    1,783,692.27x = 2,460,465.92 × 1,138,385.12
  4. Step 4: Simplify right side
    1,783,692.27x = 2,800,957,773,600.86
  5. Step 5: Solve for x
    x = 2,800,957,773,600.86/1,783,692.27
  6. Step 6: Final answer
    x = 1,570,314.47

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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.