Home / 1,173,274.30-1,619,141.52-765,636.94

Finding the Fourth Proportional to 1,173,274.30, 1,619,141.52 and 765,636.94

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Solution

The fourth proportional to 1,173,274.30, 1,619,141.52 and 765,636.94 is: 1,056,593.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,274.30 : 1,619,141.52 = 765,636.94 : x
  2. Step 2: Convert to fraction form
    1,173,274.30/1,619,141.52 = 765,636.94/x
  3. Step 3: Cross multiply
    1,173,274.30x = 1,619,141.52 × 765,636.94
  4. Step 4: Simplify right side
    1,173,274.30x = 1,239,674,558,799.75
  5. Step 5: Solve for x
    x = 1,239,674,558,799.75/1,173,274.30
  6. Step 6: Final answer
    x = 1,056,593.98

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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.