Home / 1,167,727.80-1,611,465.37-651,481.77

Finding the Fourth Proportional to 1,167,727.80, 1,611,465.37 and 651,481.77

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Solution

The fourth proportional to 1,167,727.80, 1,611,465.37 and 651,481.77 is: 899,045.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,727.80 : 1,611,465.37 = 651,481.77 : x
  2. Step 2: Convert to fraction form
    1,167,727.80/1,611,465.37 = 651,481.77/x
  3. Step 3: Cross multiply
    1,167,727.80x = 1,611,465.37 × 651,481.77
  4. Step 4: Simplify right side
    1,167,727.80x = 1,049,840,313,941.26
  5. Step 5: Solve for x
    x = 1,049,840,313,941.26/1,167,727.80
  6. Step 6: Final answer
    x = 899,045.41

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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.