Home / 1,819,720.65-2,730,147.34-540,334.80

Finding the Fourth Proportional to 1,819,720.65, 2,730,147.34 and 540,334.80

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Solution

The fourth proportional to 1,819,720.65, 2,730,147.34 and 540,334.80 is: 810,670.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,720.65 : 2,730,147.34 = 540,334.80 : x
  2. Step 2: Convert to fraction form
    1,819,720.65/2,730,147.34 = 540,334.80/x
  3. Step 3: Cross multiply
    1,819,720.65x = 2,730,147.34 × 540,334.80
  4. Step 4: Simplify right side
    1,819,720.65x = 1,475,193,616,591.72
  5. Step 5: Solve for x
    x = 1,475,193,616,591.72/1,819,720.65
  6. Step 6: Final answer
    x = 810,670.37

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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.