Home / 2,782,897.74-4,172,936.04-985,528.22

Finding the Fourth Proportional to 2,782,897.74, 4,172,936.04 and 985,528.22

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Solution

The fourth proportional to 2,782,897.74, 4,172,936.04 and 985,528.22 is: 1,477,792.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782,897.74 : 4,172,936.04 = 985,528.22 : x
  2. Step 2: Convert to fraction form
    2,782,897.74/4,172,936.04 = 985,528.22/x
  3. Step 3: Cross multiply
    2,782,897.74x = 4,172,936.04 × 985,528.22
  4. Step 4: Simplify right side
    2,782,897.74x = 4,112,546,206,810.37
  5. Step 5: Solve for x
    x = 4,112,546,206,810.37/2,782,897.74
  6. Step 6: Final answer
    x = 1,477,792.79

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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.