Home / 1,014,161.12-1,399,489.06-555,187.73

Finding the Fourth Proportional to 1,014,161.12, 1,399,489.06 and 555,187.73

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Solution

The fourth proportional to 1,014,161.12, 1,399,489.06 and 555,187.73 is: 766,129.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,161.12 : 1,399,489.06 = 555,187.73 : x
  2. Step 2: Convert to fraction form
    1,014,161.12/1,399,489.06 = 555,187.73/x
  3. Step 3: Cross multiply
    1,014,161.12x = 1,399,489.06 × 555,187.73
  4. Step 4: Simplify right side
    1,014,161.12x = 776,979,154,381.23
  5. Step 5: Solve for x
    x = 776,979,154,381.23/1,014,161.12
  6. Step 6: Final answer
    x = 766,129.90

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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.