Home / 1,116,550.89-1,540,811.03-651,493.71

Finding the Fourth Proportional to 1,116,550.89, 1,540,811.03 and 651,493.71

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Solution

The fourth proportional to 1,116,550.89, 1,540,811.03 and 651,493.71 is: 899,044.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,550.89 : 1,540,811.03 = 651,493.71 : x
  2. Step 2: Convert to fraction form
    1,116,550.89/1,540,811.03 = 651,493.71/x
  3. Step 3: Cross multiply
    1,116,550.89x = 1,540,811.03 × 651,493.71
  4. Step 4: Simplify right side
    1,116,550.89x = 1,003,828,691,086.15
  5. Step 5: Solve for x
    x = 1,003,828,691,086.15/1,116,550.89
  6. Step 6: Final answer
    x = 899,044.28

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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.