Home / 1,196,173.04-1,650,304.80-766,690

Finding the Fourth Proportional to 1,196,173.04, 1,650,304.80 and 766,690

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Solution

The fourth proportional to 1,196,173.04, 1,650,304.80 and 766,690 is: 1,057,766.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,173.04 : 1,650,304.80 = 766,690 : x
  2. Step 2: Convert to fraction form
    1,196,173.04/1,650,304.80 = 766,690/x
  3. Step 3: Cross multiply
    1,196,173.04x = 1,650,304.80 × 766,690
  4. Step 4: Simplify right side
    1,196,173.04x = 1,265,272,187,112
  5. Step 5: Solve for x
    x = 1,265,272,187,112/1,196,173.04
  6. Step 6: Final answer
    x = 1,057,766.85

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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.