Home / 1,724,406.85-2,379,682.10-999,674.68

Finding the Fourth Proportional to 1,724,406.85, 2,379,682.10 and 999,674.68

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Solution

The fourth proportional to 1,724,406.85, 2,379,682.10 and 999,674.68 is: 1,379,551.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,406.85 : 2,379,682.10 = 999,674.68 : x
  2. Step 2: Convert to fraction form
    1,724,406.85/2,379,682.10 = 999,674.68/x
  3. Step 3: Cross multiply
    1,724,406.85x = 2,379,682.10 × 999,674.68
  4. Step 4: Simplify right side
    1,724,406.85x = 2,378,907,941,819.23
  5. Step 5: Solve for x
    x = 2,378,907,941,819.23/1,724,406.85
  6. Step 6: Final answer
    x = 1,379,551.43

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Similar ratio
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1.5x scale

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.