Home / 1,168,129.60-1,749,429.60-792,116.80

Finding the Fourth Proportional to 1,168,129.60, 1,749,429.60 and 792,116.80

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Solution

The fourth proportional to 1,168,129.60, 1,749,429.60 and 792,116.80 is: 1,186,300.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,129.60 : 1,749,429.60 = 792,116.80 : x
  2. Step 2: Convert to fraction form
    1,168,129.60/1,749,429.60 = 792,116.80/x
  3. Step 3: Cross multiply
    1,168,129.60x = 1,749,429.60 × 792,116.80
  4. Step 4: Simplify right side
    1,168,129.60x = 1,385,752,576,577.28
  5. Step 5: Solve for x
    x = 1,385,752,576,577.28/1,168,129.60
  6. Step 6: Final answer
    x = 1,186,300.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.