Home / 1,539,418.27-2,124,334.45-851,046.31

Finding the Fourth Proportional to 1,539,418.27, 2,124,334.45 and 851,046.31

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Solution

The fourth proportional to 1,539,418.27, 2,124,334.45 and 851,046.31 is: 1,174,409.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,418.27 : 2,124,334.45 = 851,046.31 : x
  2. Step 2: Convert to fraction form
    1,539,418.27/2,124,334.45 = 851,046.31/x
  3. Step 3: Cross multiply
    1,539,418.27x = 2,124,334.45 × 851,046.31
  4. Step 4: Simplify right side
    1,539,418.27x = 1,807,906,990,623.15
  5. Step 5: Solve for x
    x = 1,807,906,990,623.15/1,539,418.27
  6. Step 6: Final answer
    x = 1,174,409.21

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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.