Home / 1,527,778.67-2,300,807.88-1,391,578.44

Finding the Fourth Proportional to 1,527,778.67, 2,300,807.88 and 1,391,578.44

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Solution

The fourth proportional to 1,527,778.67, 2,300,807.88 and 1,391,578.44 is: 2,095,692.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,778.67 : 2,300,807.88 = 1,391,578.44 : x
  2. Step 2: Convert to fraction form
    1,527,778.67/2,300,807.88 = 1,391,578.44/x
  3. Step 3: Cross multiply
    1,527,778.67x = 2,300,807.88 × 1,391,578.44
  4. Step 4: Simplify right side
    1,527,778.67x = 3,201,754,640,390.11
  5. Step 5: Solve for x
    x = 3,201,754,640,390.11/1,527,778.67
  6. Step 6: Final answer
    x = 2,095,692.73

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.