Home / 1,330,627.83-1,836,265.00-718,780.50

Finding the Fourth Proportional to 1,330,627.83, 1,836,265.00 and 718,780.50

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Solution

The fourth proportional to 1,330,627.83, 1,836,265.00 and 718,780.50 is: 991,916.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,627.83 : 1,836,265.00 = 718,780.50 : x
  2. Step 2: Convert to fraction form
    1,330,627.83/1,836,265.00 = 718,780.50/x
  3. Step 3: Cross multiply
    1,330,627.83x = 1,836,265.00 × 718,780.50
  4. Step 4: Simplify right side
    1,330,627.83x = 1,319,871,471,238.60
  5. Step 5: Solve for x
    x = 1,319,871,471,238.60/1,330,627.83
  6. Step 6: Final answer
    x = 991,916.33

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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.