Home / 1,071,568.76-1,607,802.96-667,099.24

Finding the Fourth Proportional to 1,071,568.76, 1,607,802.96 and 667,099.24

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Solution

The fourth proportional to 1,071,568.76, 1,607,802.96 and 667,099.24 is: 1,000,928.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,568.76 : 1,607,802.96 = 667,099.24 : x
  2. Step 2: Convert to fraction form
    1,071,568.76/1,607,802.96 = 667,099.24/x
  3. Step 3: Cross multiply
    1,071,568.76x = 1,607,802.96 × 667,099.24
  4. Step 4: Simplify right side
    1,071,568.76x = 1,072,564,132,685.75
  5. Step 5: Solve for x
    x = 1,072,564,132,685.75/1,071,568.76
  6. Step 6: Final answer
    x = 1,000,928.89

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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.