Home / 1,556,227.54-2,147,979.05-1,060,331.69

Finding the Fourth Proportional to 1,556,227.54, 2,147,979.05 and 1,060,331.69

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Solution

The fourth proportional to 1,556,227.54, 2,147,979.05 and 1,060,331.69 is: 1,463,520.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,227.54 : 2,147,979.05 = 1,060,331.69 : x
  2. Step 2: Convert to fraction form
    1,556,227.54/2,147,979.05 = 1,060,331.69/x
  3. Step 3: Cross multiply
    1,556,227.54x = 2,147,979.05 × 1,060,331.69
  4. Step 4: Simplify right side
    1,556,227.54x = 2,277,570,240,129.54
  5. Step 5: Solve for x
    x = 2,277,570,240,129.54/1,556,227.54
  6. Step 6: Final answer
    x = 1,463,520.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.