Home / 1,313,224.80-1,812,262.32-740,214.24

Finding the Fourth Proportional to 1,313,224.80, 1,812,262.32 and 740,214.24

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Solution

The fourth proportional to 1,313,224.80, 1,812,262.32 and 740,214.24 is: 1,021,502.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,224.80 : 1,812,262.32 = 740,214.24 : x
  2. Step 2: Convert to fraction form
    1,313,224.80/1,812,262.32 = 740,214.24/x
  3. Step 3: Cross multiply
    1,313,224.80x = 1,812,262.32 × 740,214.24
  4. Step 4: Simplify right side
    1,313,224.80x = 1,341,462,375,879.44
  5. Step 5: Solve for x
    x = 1,341,462,375,879.44/1,313,224.80
  6. Step 6: Final answer
    x = 1,021,502.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.