Home / 1,636,150.38-2,257,841.95-910,997.67

Finding the Fourth Proportional to 1,636,150.38, 2,257,841.95 and 910,997.67

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Solution

The fourth proportional to 1,636,150.38, 2,257,841.95 and 910,997.67 is: 1,257,151.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,150.38 : 2,257,841.95 = 910,997.67 : x
  2. Step 2: Convert to fraction form
    1,636,150.38/2,257,841.95 = 910,997.67/x
  3. Step 3: Cross multiply
    1,636,150.38x = 2,257,841.95 × 910,997.67
  4. Step 4: Simplify right side
    1,636,150.38x = 2,056,888,755,678.26
  5. Step 5: Solve for x
    x = 2,056,888,755,678.26/1,636,150.38
  6. Step 6: Final answer
    x = 1,257,151.41

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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.