Home / 2,117,328.41-3,174,207.24-918,347.73

Finding the Fourth Proportional to 2,117,328.41, 3,174,207.24 and 918,347.73

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Solution

The fourth proportional to 2,117,328.41, 3,174,207.24 and 918,347.73 is: 1,376,747.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117,328.41 : 3,174,207.24 = 918,347.73 : x
  2. Step 2: Convert to fraction form
    2,117,328.41/3,174,207.24 = 918,347.73/x
  3. Step 3: Cross multiply
    2,117,328.41x = 3,174,207.24 × 918,347.73
  4. Step 4: Simplify right side
    2,117,328.41x = 2,915,026,004,944.09
  5. Step 5: Solve for x
    x = 2,915,026,004,944.09/2,117,328.41
  6. Step 6: Final answer
    x = 1,376,747.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.