Home / 1,635,453.32-2,256,908.34-910,289.48

Finding the Fourth Proportional to 1,635,453.32, 2,256,908.34 and 910,289.48

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Solution

The fourth proportional to 1,635,453.32, 2,256,908.34 and 910,289.48 is: 1,256,189.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,453.32 : 2,256,908.34 = 910,289.48 : x
  2. Step 2: Convert to fraction form
    1,635,453.32/2,256,908.34 = 910,289.48/x
  3. Step 3: Cross multiply
    1,635,453.32x = 2,256,908.34 × 910,289.48
  4. Step 4: Simplify right side
    1,635,453.32x = 2,054,439,919,226.26
  5. Step 5: Solve for x
    x = 2,054,439,919,226.26/1,635,453.32
  6. Step 6: Final answer
    x = 1,256,189.89

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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.