Home / 1,246,874.83-1,720,652.75-703,005.79

Finding the Fourth Proportional to 1,246,874.83, 1,720,652.75 and 703,005.79

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Solution

The fourth proportional to 1,246,874.83, 1,720,652.75 and 703,005.79 is: 970,128.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,874.83 : 1,720,652.75 = 703,005.79 : x
  2. Step 2: Convert to fraction form
    1,246,874.83/1,720,652.75 = 703,005.79/x
  3. Step 3: Cross multiply
    1,246,874.83x = 1,720,652.75 × 703,005.79
  4. Step 4: Simplify right side
    1,246,874.83x = 1,209,628,845,829.42
  5. Step 5: Solve for x
    x = 1,209,628,845,829.42/1,246,874.83
  6. Step 6: Final answer
    x = 970,128.53

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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.