Home / 1,305,822.24-1,958,044.08-407,096.40

Finding the Fourth Proportional to 1,305,822.24, 1,958,044.08 and 407,096.40

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Solution

The fourth proportional to 1,305,822.24, 1,958,044.08 and 407,096.40 is: 610,429.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,822.24 : 1,958,044.08 = 407,096.40 : x
  2. Step 2: Convert to fraction form
    1,305,822.24/1,958,044.08 = 407,096.40/x
  3. Step 3: Cross multiply
    1,305,822.24x = 1,958,044.08 × 407,096.40
  4. Step 4: Simplify right side
    1,305,822.24x = 797,112,696,009.31
  5. Step 5: Solve for x
    x = 797,112,696,009.31/1,305,822.24
  6. Step 6: Final answer
    x = 610,429.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.