Home / 1,195,238.68-1,649,429.64-651,374.60

Finding the Fourth Proportional to 1,195,238.68, 1,649,429.64 and 651,374.60

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Solution

The fourth proportional to 1,195,238.68, 1,649,429.64 and 651,374.60 is: 898,897.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,238.68 : 1,649,429.64 = 651,374.60 : x
  2. Step 2: Convert to fraction form
    1,195,238.68/1,649,429.64 = 651,374.60/x
  3. Step 3: Cross multiply
    1,195,238.68x = 1,649,429.64 × 651,374.60
  4. Step 4: Simplify right side
    1,195,238.68x = 1,074,396,571,983.14
  5. Step 5: Solve for x
    x = 1,074,396,571,983.14/1,195,238.68
  6. Step 6: Final answer
    x = 898,897.09

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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.