Home / 2,267,084.84-3,128,692.91-1,287,092.57

Finding the Fourth Proportional to 2,267,084.84, 3,128,692.91 and 1,287,092.57

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Solution

The fourth proportional to 2,267,084.84, 3,128,692.91 and 1,287,092.57 is: 1,776,253.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267,084.84 : 3,128,692.91 = 1,287,092.57 : x
  2. Step 2: Convert to fraction form
    2,267,084.84/3,128,692.91 = 1,287,092.57/x
  3. Step 3: Cross multiply
    2,267,084.84x = 3,128,692.91 × 1,287,092.57
  4. Step 4: Simplify right side
    2,267,084.84x = 4,026,917,376,193.75
  5. Step 5: Solve for x
    x = 4,026,917,376,193.75/2,267,084.84
  6. Step 6: Final answer
    x = 1,776,253.50

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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.