Home / 1,724,424.46-2,379,706.40-999,692.30

Finding the Fourth Proportional to 1,724,424.46, 2,379,706.40 and 999,692.30

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Solution

The fourth proportional to 1,724,424.46, 2,379,706.40 and 999,692.30 is: 1,379,575.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,424.46 : 2,379,706.40 = 999,692.30 : x
  2. Step 2: Convert to fraction form
    1,724,424.46/2,379,706.40 = 999,692.30/x
  3. Step 3: Cross multiply
    1,724,424.46x = 2,379,706.40 × 999,692.30
  4. Step 4: Simplify right side
    1,724,424.46x = 2,378,974,172,789.22
  5. Step 5: Solve for x
    x = 2,378,974,172,789.22/1,724,424.46
  6. Step 6: Final answer
    x = 1,379,575.75

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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.