Home / 1,260,090.92-1,738,967.46-687,162.44

Finding the Fourth Proportional to 1,260,090.92, 1,738,967.46 and 687,162.44

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Solution

The fourth proportional to 1,260,090.92, 1,738,967.46 and 687,162.44 is: 948,307.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,090.92 : 1,738,967.46 = 687,162.44 : x
  2. Step 2: Convert to fraction form
    1,260,090.92/1,738,967.46 = 687,162.44/x
  3. Step 3: Cross multiply
    1,260,090.92x = 1,738,967.46 × 687,162.44
  4. Step 4: Simplify right side
    1,260,090.92x = 1,194,953,122,894.20
  5. Step 5: Solve for x
    x = 1,194,953,122,894.20/1,260,090.92
  6. Step 6: Final answer
    x = 948,307.07

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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.