Home / 1,179,771.51-1,628,037.80-696,492.34

Finding the Fourth Proportional to 1,179,771.51, 1,628,037.80 and 696,492.34

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Solution

The fourth proportional to 1,179,771.51, 1,628,037.80 and 696,492.34 is: 961,131.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,771.51 : 1,628,037.80 = 696,492.34 : x
  2. Step 2: Convert to fraction form
    1,179,771.51/1,628,037.80 = 696,492.34/x
  3. Step 3: Cross multiply
    1,179,771.51x = 1,628,037.80 × 696,492.34
  4. Step 4: Simplify right side
    1,179,771.51x = 1,133,915,851,989.74
  5. Step 5: Solve for x
    x = 1,133,915,851,989.74/1,179,771.51
  6. Step 6: Final answer
    x = 961,131.74

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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.