Home / 2,945,085.48-4,417,724.81-814,991.22

Finding the Fourth Proportional to 2,945,085.48, 4,417,724.81 and 814,991.22

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Solution

The fourth proportional to 2,945,085.48, 4,417,724.81 and 814,991.22 is: 1,222,513.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945,085.48 : 4,417,724.81 = 814,991.22 : x
  2. Step 2: Convert to fraction form
    2,945,085.48/4,417,724.81 = 814,991.22/x
  3. Step 3: Cross multiply
    2,945,085.48x = 4,417,724.81 × 814,991.22
  4. Step 4: Simplify right side
    2,945,085.48x = 3,600,406,934,563.65
  5. Step 5: Solve for x
    x = 3,600,406,934,563.65/2,945,085.48
  6. Step 6: Final answer
    x = 1,222,513.56

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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.