Home / 1,331,011.66-1,836,792.03-727,399.66

Finding the Fourth Proportional to 1,331,011.66, 1,836,792.03 and 727,399.66

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Solution

The fourth proportional to 1,331,011.66, 1,836,792.03 and 727,399.66 is: 1,003,809.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,011.66 : 1,836,792.03 = 727,399.66 : x
  2. Step 2: Convert to fraction form
    1,331,011.66/1,836,792.03 = 727,399.66/x
  3. Step 3: Cross multiply
    1,331,011.66x = 1,836,792.03 × 727,399.66
  4. Step 4: Simplify right side
    1,331,011.66x = 1,336,081,898,112.71
  5. Step 5: Solve for x
    x = 1,336,081,898,112.71/1,331,011.66
  6. Step 6: Final answer
    x = 1,003,809.31

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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.