Home / 1,330,429.52-1,835,998.44-726,830.48

Finding the Fourth Proportional to 1,330,429.52, 1,835,998.44 and 726,830.48

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Solution

The fourth proportional to 1,330,429.52, 1,835,998.44 and 726,830.48 is: 1,003,029.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,429.52 : 1,835,998.44 = 726,830.48 : x
  2. Step 2: Convert to fraction form
    1,330,429.52/1,835,998.44 = 726,830.48/x
  3. Step 3: Cross multiply
    1,330,429.52x = 1,835,998.44 × 726,830.48
  4. Step 4: Simplify right side
    1,330,429.52x = 1,334,459,627,424.45
  5. Step 5: Solve for x
    x = 1,334,459,627,424.45/1,330,429.52
  6. Step 6: Final answer
    x = 1,003,029.18

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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.