Home / 2,818,087.80-4,224,021.30-1,556,820.60

Finding the Fourth Proportional to 2,818,087.80, 4,224,021.30 and 1,556,820.60

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Solution

The fourth proportional to 2,818,087.80, 4,224,021.30 and 1,556,820.60 is: 2,333,512.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,087.80 : 4,224,021.30 = 1,556,820.60 : x
  2. Step 2: Convert to fraction form
    2,818,087.80/4,224,021.30 = 1,556,820.60/x
  3. Step 3: Cross multiply
    2,818,087.80x = 4,224,021.30 × 1,556,820.60
  4. Step 4: Simplify right side
    2,818,087.80x = 6,576,043,374,678.78
  5. Step 5: Solve for x
    x = 6,576,043,374,678.78/2,818,087.80
  6. Step 6: Final answer
    x = 2,333,512.59

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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.