Home / 1,917,764.13-2,873,157.51-1,116,616.89

Finding the Fourth Proportional to 1,917,764.13, 2,873,157.51 and 1,116,616.89

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Solution

The fourth proportional to 1,917,764.13, 2,873,157.51 and 1,116,616.89 is: 1,672,894.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,764.13 : 2,873,157.51 = 1,116,616.89 : x
  2. Step 2: Convert to fraction form
    1,917,764.13/2,873,157.51 = 1,116,616.89/x
  3. Step 3: Cross multiply
    1,917,764.13x = 2,873,157.51 × 1,116,616.89
  4. Step 4: Simplify right side
    1,917,764.13x = 3,208,216,203,296.34
  5. Step 5: Solve for x
    x = 3,208,216,203,296.34/1,917,764.13
  6. Step 6: Final answer
    x = 1,672,894.05

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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.