Home / 1,864,376.31-2,794,013.01-1,408,592.85

Finding the Fourth Proportional to 1,864,376.31, 2,794,013.01 and 1,408,592.85

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Solution

The fourth proportional to 1,864,376.31, 2,794,013.01 and 1,408,592.85 is: 2,110,961.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,376.31 : 2,794,013.01 = 1,408,592.85 : x
  2. Step 2: Convert to fraction form
    1,864,376.31/2,794,013.01 = 1,408,592.85/x
  3. Step 3: Cross multiply
    1,864,376.31x = 2,794,013.01 × 1,408,592.85
  4. Step 4: Simplify right side
    1,864,376.31x = 3,935,626,748,692.98
  5. Step 5: Solve for x
    x = 3,935,626,748,692.98/1,864,376.31
  6. Step 6: Final answer
    x = 2,110,961.57

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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.