Home / 1,313,730.27-1,813,073.36-823,777.83

Finding the Fourth Proportional to 1,313,730.27, 1,813,073.36 and 823,777.83

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Solution

The fourth proportional to 1,313,730.27, 1,813,073.36 and 823,777.83 is: 1,136,892.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,730.27 : 1,813,073.36 = 823,777.83 : x
  2. Step 2: Convert to fraction form
    1,313,730.27/1,813,073.36 = 823,777.83/x
  3. Step 3: Cross multiply
    1,313,730.27x = 1,813,073.36 × 823,777.83
  4. Step 4: Simplify right side
    1,313,730.27x = 1,493,569,634,012.72
  5. Step 5: Solve for x
    x = 1,493,569,634,012.72/1,313,730.27
  6. Step 6: Final answer
    x = 1,136,892.15

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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.