Home / 1,635,912-2,257,377.12-910,592.64

Finding the Fourth Proportional to 1,635,912, 2,257,377.12 and 910,592.64

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Solution

The fourth proportional to 1,635,912, 2,257,377.12 and 910,592.64 is: 1,256,516.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,912 : 2,257,377.12 = 910,592.64 : x
  2. Step 2: Convert to fraction form
    1,635,912/2,257,377.12 = 910,592.64/x
  3. Step 3: Cross multiply
    1,635,912x = 2,257,377.12 × 910,592.64
  4. Step 4: Simplify right side
    1,635,912x = 2,055,550,991,176.40
  5. Step 5: Solve for x
    x = 2,055,550,991,176.40/1,635,912
  6. Step 6: Final answer
    x = 1,256,516.85

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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.