Home / 1,323,363.36-1,825,655.76-813,764.64

Finding the Fourth Proportional to 1,323,363.36, 1,825,655.76 and 813,764.64

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Solution

The fourth proportional to 1,323,363.36, 1,825,655.76 and 813,764.64 is: 1,122,635.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,363.36 : 1,825,655.76 = 813,764.64 : x
  2. Step 2: Convert to fraction form
    1,323,363.36/1,825,655.76 = 813,764.64/x
  3. Step 3: Cross multiply
    1,323,363.36x = 1,825,655.76 × 813,764.64
  4. Step 4: Simplify right side
    1,323,363.36x = 1,485,654,102,300.33
  5. Step 5: Solve for x
    x = 1,485,654,102,300.33/1,323,363.36
  6. Step 6: Final answer
    x = 1,122,635.06

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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.