Home / 1,447,168.23-2,170,308.06-1,000,757.79

Finding the Fourth Proportional to 1,447,168.23, 2,170,308.06 and 1,000,757.79

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Solution

The fourth proportional to 1,447,168.23, 2,170,308.06 and 1,000,757.79 is: 1,500,829.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,168.23 : 2,170,308.06 = 1,000,757.79 : x
  2. Step 2: Convert to fraction form
    1,447,168.23/2,170,308.06 = 1,000,757.79/x
  3. Step 3: Cross multiply
    1,447,168.23x = 2,170,308.06 × 1,000,757.79
  4. Step 4: Simplify right side
    1,447,168.23x = 2,171,952,697,744.79
  5. Step 5: Solve for x
    x = 2,171,952,697,744.79/1,447,168.23
  6. Step 6: Final answer
    x = 1,500,829.45

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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.