Home / 1,062,156.36-1,465,106.22-632,115.48

Finding the Fourth Proportional to 1,062,156.36, 1,465,106.22 and 632,115.48

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Solution

The fourth proportional to 1,062,156.36, 1,465,106.22 and 632,115.48 is: 871,920.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,156.36 : 1,465,106.22 = 632,115.48 : x
  2. Step 2: Convert to fraction form
    1,062,156.36/1,465,106.22 = 632,115.48/x
  3. Step 3: Cross multiply
    1,062,156.36x = 1,465,106.22 × 632,115.48
  4. Step 4: Simplify right side
    1,062,156.36x = 926,116,321,506.29
  5. Step 5: Solve for x
    x = 926,116,321,506.29/1,062,156.36
  6. Step 6: Final answer
    x = 871,920.89

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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.