Home / 1,939,556.02-2,906,718.34-980,688.10

Finding the Fourth Proportional to 1,939,556.02, 2,906,718.34 and 980,688.10

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Solution

The fourth proportional to 1,939,556.02, 2,906,718.34 and 980,688.10 is: 1,469,709.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,556.02 : 2,906,718.34 = 980,688.10 : x
  2. Step 2: Convert to fraction form
    1,939,556.02/2,906,718.34 = 980,688.10/x
  3. Step 3: Cross multiply
    1,939,556.02x = 2,906,718.34 × 980,688.10
  4. Step 4: Simplify right side
    1,939,556.02x = 2,850,584,086,089.75
  5. Step 5: Solve for x
    x = 2,850,584,086,089.75/1,939,556.02
  6. Step 6: Final answer
    x = 1,469,709.59

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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.