Home / 1,330,216.30-1,995,619.29-383,513.14

Finding the Fourth Proportional to 1,330,216.30, 1,995,619.29 and 383,513.14

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Solution

The fourth proportional to 1,330,216.30, 1,995,619.29 and 383,513.14 is: 575,354.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,216.30 : 1,995,619.29 = 383,513.14 : x
  2. Step 2: Convert to fraction form
    1,330,216.30/1,995,619.29 = 383,513.14/x
  3. Step 3: Cross multiply
    1,330,216.30x = 1,995,619.29 × 383,513.14
  4. Step 4: Simplify right side
    1,330,216.30x = 765,346,220,152.47
  5. Step 5: Solve for x
    x = 765,346,220,152.47/1,330,216.30
  6. Step 6: Final answer
    x = 575,354.71

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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.