Home / 2,679,692.16-3,697,988.85-1,456,000.83

Finding the Fourth Proportional to 2,679,692.16, 3,697,988.85 and 1,456,000.83

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Solution

The fourth proportional to 2,679,692.16, 3,697,988.85 and 1,456,000.83 is: 2,009,288.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,692.16 : 3,697,988.85 = 1,456,000.83 : x
  2. Step 2: Convert to fraction form
    2,679,692.16/3,697,988.85 = 1,456,000.83/x
  3. Step 3: Cross multiply
    2,679,692.16x = 3,697,988.85 × 1,456,000.83
  4. Step 4: Simplify right side
    2,679,692.16x = 5,384,274,834,930.75
  5. Step 5: Solve for x
    x = 5,384,274,834,930.75/2,679,692.16
  6. Step 6: Final answer
    x = 2,009,288.57

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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.