Home / 1,381,674.40-2,072,511.60-482,817.40

Finding the Fourth Proportional to 1,381,674.40, 2,072,511.60 and 482,817.40

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Solution

The fourth proportional to 1,381,674.40, 2,072,511.60 and 482,817.40 is: 724,226.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,674.40 : 2,072,511.60 = 482,817.40 : x
  2. Step 2: Convert to fraction form
    1,381,674.40/2,072,511.60 = 482,817.40/x
  3. Step 3: Cross multiply
    1,381,674.40x = 2,072,511.60 × 482,817.40
  4. Step 4: Simplify right side
    1,381,674.40x = 1,000,644,662,181.84
  5. Step 5: Solve for x
    x = 1,000,644,662,181.84/1,381,674.40
  6. Step 6: Final answer
    x = 724,226.10

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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.