Home / 1,166,642.29-1,751,862-720,201.07

Finding the Fourth Proportional to 1,166,642.29, 1,751,862 and 720,201.07

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Solution

The fourth proportional to 1,166,642.29, 1,751,862 and 720,201.07 is: 1,081,473.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,642.29 : 1,751,862 = 720,201.07 : x
  2. Step 2: Convert to fraction form
    1,166,642.29/1,751,862 = 720,201.07/x
  3. Step 3: Cross multiply
    1,166,642.29x = 1,751,862 × 720,201.07
  4. Step 4: Simplify right side
    1,166,642.29x = 1,261,692,886,892.34
  5. Step 5: Solve for x
    x = 1,261,692,886,892.34/1,166,642.29
  6. Step 6: Final answer
    x = 1,081,473.64

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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.