Home / 1,361,491.80-2,039,127.30-801,619.80

Finding the Fourth Proportional to 1,361,491.80, 2,039,127.30 and 801,619.80

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Solution

The fourth proportional to 1,361,491.80, 2,039,127.30 and 801,619.80 is: 1,200,598.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,491.80 : 2,039,127.30 = 801,619.80 : x
  2. Step 2: Convert to fraction form
    1,361,491.80/2,039,127.30 = 801,619.80/x
  3. Step 3: Cross multiply
    1,361,491.80x = 2,039,127.30 × 801,619.80
  4. Step 4: Simplify right side
    1,361,491.80x = 1,634,604,818,400.54
  5. Step 5: Solve for x
    x = 1,634,604,818,400.54/1,361,491.80
  6. Step 6: Final answer
    x = 1,200,598.36

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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.