Home / 1,330,309.65-1,995,464.48-1,227,666.45

Finding the Fourth Proportional to 1,330,309.65, 1,995,464.48 and 1,227,666.45

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Solution

The fourth proportional to 1,330,309.65, 1,995,464.48 and 1,227,666.45 is: 1,841,499.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,309.65 : 1,995,464.48 = 1,227,666.45 : x
  2. Step 2: Convert to fraction form
    1,330,309.65/1,995,464.48 = 1,227,666.45/x
  3. Step 3: Cross multiply
    1,330,309.65x = 1,995,464.48 × 1,227,666.45
  4. Step 4: Simplify right side
    1,330,309.65x = 2,449,764,788,124.36
  5. Step 5: Solve for x
    x = 2,449,764,788,124.36/1,330,309.65
  6. Step 6: Final answer
    x = 1,841,499.68

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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.