Home / 1,338,444.60-2,008,347.30-889,477.80

Finding the Fourth Proportional to 1,338,444.60, 2,008,347.30 and 889,477.80

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Solution

The fourth proportional to 1,338,444.60, 2,008,347.30 and 889,477.80 is: 1,334,668.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,444.60 : 2,008,347.30 = 889,477.80 : x
  2. Step 2: Convert to fraction form
    1,338,444.60/2,008,347.30 = 889,477.80/x
  3. Step 3: Cross multiply
    1,338,444.60x = 2,008,347.30 × 889,477.80
  4. Step 4: Simplify right side
    1,338,444.60x = 1,786,380,338,039.94
  5. Step 5: Solve for x
    x = 1,786,380,338,039.94/1,338,444.60
  6. Step 6: Final answer
    x = 1,334,668.87

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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.