Home / 3,400,502.66-4,692,647.31-1,930,398.42

Finding the Fourth Proportional to 3,400,502.66, 4,692,647.31 and 1,930,398.42

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Solution

The fourth proportional to 3,400,502.66, 4,692,647.31 and 1,930,398.42 is: 2,663,923.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400,502.66 : 4,692,647.31 = 1,930,398.42 : x
  2. Step 2: Convert to fraction form
    3,400,502.66/4,692,647.31 = 1,930,398.42/x
  3. Step 3: Cross multiply
    3,400,502.66x = 4,692,647.31 × 1,930,398.42
  4. Step 4: Simplify right side
    3,400,502.66x = 9,058,678,952,841.25
  5. Step 5: Solve for x
    x = 9,058,678,952,841.25/3,400,502.66
  6. Step 6: Final answer
    x = 2,663,923.50

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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.