Home / 1,000,981.45-1,500,758.83-468,212.05

Finding the Fourth Proportional to 1,000,981.45, 1,500,758.83 and 468,212.05

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Solution

The fourth proportional to 1,000,981.45, 1,500,758.83 and 468,212.05 is: 701,984.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,981.45 : 1,500,758.83 = 468,212.05 : x
  2. Step 2: Convert to fraction form
    1,000,981.45/1,500,758.83 = 468,212.05/x
  3. Step 3: Cross multiply
    1,000,981.45x = 1,500,758.83 × 468,212.05
  4. Step 4: Simplify right side
    1,000,981.45x = 702,673,368,349.90
  5. Step 5: Solve for x
    x = 702,673,368,349.90/1,000,981.45
  6. Step 6: Final answer
    x = 701,984.41

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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.