Home / 997,881.84-1,377,078.27-568,162.14

Finding the Fourth Proportional to 997,881.84, 1,377,078.27 and 568,162.14

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Solution

The fourth proportional to 997,881.84, 1,377,078.27 and 568,162.14 is: 784,064.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,881.84 : 1,377,078.27 = 568,162.14 : x
  2. Step 2: Convert to fraction form
    997,881.84/1,377,078.27 = 568,162.14/x
  3. Step 3: Cross multiply
    997,881.84x = 1,377,078.27 × 568,162.14
  4. Step 4: Simplify right side
    997,881.84x = 782,403,736,830.70
  5. Step 5: Solve for x
    x = 782,403,736,830.70/997,881.84
  6. Step 6: Final answer
    x = 784,064.51

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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.