Home / 1,139,906.93-1,710,331.20-499,879.35

Finding the Fourth Proportional to 1,139,906.93, 1,710,331.20 and 499,879.35

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Solution

The fourth proportional to 1,139,906.93, 1,710,331.20 and 499,879.35 is: 750,025.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,906.93 : 1,710,331.20 = 499,879.35 : x
  2. Step 2: Convert to fraction form
    1,139,906.93/1,710,331.20 = 499,879.35/x
  3. Step 3: Cross multiply
    1,139,906.93x = 1,710,331.20 × 499,879.35
  4. Step 4: Simplify right side
    1,139,906.93x = 854,959,248,540.72
  5. Step 5: Solve for x
    x = 854,959,248,540.72/1,139,906.93
  6. Step 6: Final answer
    x = 750,025.49

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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.