Home / 1,008,058.65-1,512,087.98-672,135.45

Finding the Fourth Proportional to 1,008,058.65, 1,512,087.98 and 672,135.45

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Solution

The fourth proportional to 1,008,058.65, 1,512,087.98 and 672,135.45 is: 1,008,203.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,058.65 : 1,512,087.98 = 672,135.45 : x
  2. Step 2: Convert to fraction form
    1,008,058.65/1,512,087.98 = 672,135.45/x
  3. Step 3: Cross multiply
    1,008,058.65x = 1,512,087.98 × 672,135.45
  4. Step 4: Simplify right side
    1,008,058.65x = 1,016,327,931,516.21
  5. Step 5: Solve for x
    x = 1,016,327,931,516.21/1,008,058.65
  6. Step 6: Final answer
    x = 1,008,203.18

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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.