Home / 1,178,175.23-1,626,840.61-960,418.07

Finding the Fourth Proportional to 1,178,175.23, 1,626,840.61 and 960,418.07

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Solution

The fourth proportional to 1,178,175.23, 1,626,840.61 and 960,418.07 is: 1,326,158.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,175.23 : 1,626,840.61 = 960,418.07 : x
  2. Step 2: Convert to fraction form
    1,178,175.23/1,626,840.61 = 960,418.07/x
  3. Step 3: Cross multiply
    1,178,175.23x = 1,626,840.61 × 960,418.07
  4. Step 4: Simplify right side
    1,178,175.23x = 1,562,447,120,519.88
  5. Step 5: Solve for x
    x = 1,562,447,120,519.88/1,178,175.23
  6. Step 6: Final answer
    x = 1,326,158.52

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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.