Home / 1,142,790.35-1,714,200.11-787,709.03

Finding the Fourth Proportional to 1,142,790.35, 1,714,200.11 and 787,709.03

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Solution

The fourth proportional to 1,142,790.35, 1,714,200.11 and 787,709.03 is: 1,181,573.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,790.35 : 1,714,200.11 = 787,709.03 : x
  2. Step 2: Convert to fraction form
    1,142,790.35/1,714,200.11 = 787,709.03/x
  3. Step 3: Cross multiply
    1,142,790.35x = 1,714,200.11 × 787,709.03
  4. Step 4: Simplify right side
    1,142,790.35x = 1,350,290,901,935.45
  5. Step 5: Solve for x
    x = 1,350,290,901,935.45/1,142,790.35
  6. Step 6: Final answer
    x = 1,181,573.59

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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.