Home / 1,556,478.23-2,335,426.68-798,851.67

Finding the Fourth Proportional to 1,556,478.23, 2,335,426.68 and 798,851.67

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Solution

The fourth proportional to 1,556,478.23, 2,335,426.68 and 798,851.67 is: 1,198,641.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,478.23 : 2,335,426.68 = 798,851.67 : x
  2. Step 2: Convert to fraction form
    1,556,478.23/2,335,426.68 = 798,851.67/x
  3. Step 3: Cross multiply
    1,556,478.23x = 2,335,426.68 × 798,851.67
  4. Step 4: Simplify right side
    1,556,478.23x = 1,865,659,493,224.86
  5. Step 5: Solve for x
    x = 1,865,659,493,224.86/1,556,478.23
  6. Step 6: Final answer
    x = 1,198,641.56

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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.