Home / 1,305,894.83-1,802,119.79-732,922.70

Finding the Fourth Proportional to 1,305,894.83, 1,802,119.79 and 732,922.70

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Solution

The fourth proportional to 1,305,894.83, 1,802,119.79 and 732,922.70 is: 1,011,424.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,894.83 : 1,802,119.79 = 732,922.70 : x
  2. Step 2: Convert to fraction form
    1,305,894.83/1,802,119.79 = 732,922.70/x
  3. Step 3: Cross multiply
    1,305,894.83x = 1,802,119.79 × 732,922.70
  4. Step 4: Simplify right side
    1,305,894.83x = 1,320,814,495,031.94
  5. Step 5: Solve for x
    x = 1,320,814,495,031.94/1,305,894.83
  6. Step 6: Final answer
    x = 1,011,424.86

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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.