Home / 1,138,679.01-1,707,991.16-370,175.72

Finding the Fourth Proportional to 1,138,679.01, 1,707,991.16 and 370,175.72

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Solution

The fourth proportional to 1,138,679.01, 1,707,991.16 and 370,175.72 is: 555,254.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,679.01 : 1,707,991.16 = 370,175.72 : x
  2. Step 2: Convert to fraction form
    1,138,679.01/1,707,991.16 = 370,175.72/x
  3. Step 3: Cross multiply
    1,138,679.01x = 1,707,991.16 × 370,175.72
  4. Step 4: Simplify right side
    1,138,679.01x = 632,256,847,015.80
  5. Step 5: Solve for x
    x = 632,256,847,015.80/1,138,679.01
  6. Step 6: Final answer
    x = 555,254.68

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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.