Home / 2,783,692.50-4,175,538.75-682,444.50

Finding the Fourth Proportional to 2,783,692.50, 4,175,538.75 and 682,444.50

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Solution

The fourth proportional to 2,783,692.50, 4,175,538.75 and 682,444.50 is: 1,023,666.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,692.50 : 4,175,538.75 = 682,444.50 : x
  2. Step 2: Convert to fraction form
    2,783,692.50/4,175,538.75 = 682,444.50/x
  3. Step 3: Cross multiply
    2,783,692.50x = 4,175,538.75 × 682,444.50
  4. Step 4: Simplify right side
    2,783,692.50x = 2,849,573,454,474.38
  5. Step 5: Solve for x
    x = 2,849,573,454,474.38/2,783,692.50
  6. Step 6: Final answer
    x = 1,023,666.75

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Double scale
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1.5x scale

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.