Home / 1,269,502.72-1,751,913.72-725,650.24

Finding the Fourth Proportional to 1,269,502.72, 1,751,913.72 and 725,650.24

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Solution

The fourth proportional to 1,269,502.72, 1,751,913.72 and 725,650.24 is: 1,001,397.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,502.72 : 1,751,913.72 = 725,650.24 : x
  2. Step 2: Convert to fraction form
    1,269,502.72/1,751,913.72 = 725,650.24/x
  3. Step 3: Cross multiply
    1,269,502.72x = 1,751,913.72 × 725,650.24
  4. Step 4: Simplify right side
    1,269,502.72x = 1,271,276,611,377.29
  5. Step 5: Solve for x
    x = 1,271,276,611,377.29/1,269,502.72
  6. Step 6: Final answer
    x = 1,001,397.31

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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.