Home / 1,623,430.92-2,240,687.78-944,456.52

Finding the Fourth Proportional to 1,623,430.92, 2,240,687.78 and 944,456.52

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Solution

The fourth proportional to 1,623,430.92, 2,240,687.78 and 944,456.52 is: 1,303,555.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,430.92 : 2,240,687.78 = 944,456.52 : x
  2. Step 2: Convert to fraction form
    1,623,430.92/2,240,687.78 = 944,456.52/x
  3. Step 3: Cross multiply
    1,623,430.92x = 2,240,687.78 × 944,456.52
  4. Step 4: Simplify right side
    1,623,430.92x = 2,116,232,183,105.33
  5. Step 5: Solve for x
    x = 2,116,232,183,105.33/1,623,430.92
  6. Step 6: Final answer
    x = 1,303,555.43

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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.