Home / 1,635,881-2,257,334.34-910,561.64

Finding the Fourth Proportional to 1,635,881, 2,257,334.34 and 910,561.64

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Solution

The fourth proportional to 1,635,881, 2,257,334.34 and 910,561.64 is: 1,256,474.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,881 : 2,257,334.34 = 910,561.64 : x
  2. Step 2: Convert to fraction form
    1,635,881/2,257,334.34 = 910,561.64/x
  3. Step 3: Cross multiply
    1,635,881x = 2,257,334.34 × 910,561.64
  4. Step 4: Simplify right side
    1,635,881x = 2,055,442,058,658.72
  5. Step 5: Solve for x
    x = 2,055,442,058,658.72/1,635,881
  6. Step 6: Final answer
    x = 1,256,474.07

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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.