Home / 1,724,461.92-2,379,757.92-999,729.76

Finding the Fourth Proportional to 1,724,461.92, 2,379,757.92 and 999,729.76

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Solution

The fourth proportional to 1,724,461.92, 2,379,757.92 and 999,729.76 is: 1,379,627.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,461.92 : 2,379,757.92 = 999,729.76 : x
  2. Step 2: Convert to fraction form
    1,724,461.92/2,379,757.92 = 999,729.76/x
  3. Step 3: Cross multiply
    1,724,461.92x = 2,379,757.92 × 999,729.76
  4. Step 4: Simplify right side
    1,724,461.92x = 2,379,114,814,219.70
  5. Step 5: Solve for x
    x = 2,379,114,814,219.70/1,724,461.92
  6. Step 6: Final answer
    x = 1,379,627.34

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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.