Home / 1,078,631.47-1,488,467.92-595,190.34

Finding the Fourth Proportional to 1,078,631.47, 1,488,467.92 and 595,190.34

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Solution

The fourth proportional to 1,078,631.47, 1,488,467.92 and 595,190.34 is: 821,338.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,631.47 : 1,488,467.92 = 595,190.34 : x
  2. Step 2: Convert to fraction form
    1,078,631.47/1,488,467.92 = 595,190.34/x
  3. Step 3: Cross multiply
    1,078,631.47x = 1,488,467.92 × 595,190.34
  4. Step 4: Simplify right side
    1,078,631.47x = 885,921,727,383.89
  5. Step 5: Solve for x
    x = 885,921,727,383.89/1,078,631.47
  6. Step 6: Final answer
    x = 821,338.66

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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.