Home / 1,181,059.20-1,771,588.80-1,160,323.20

Finding the Fourth Proportional to 1,181,059.20, 1,771,588.80 and 1,160,323.20

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Solution

The fourth proportional to 1,181,059.20, 1,771,588.80 and 1,160,323.20 is: 1,740,484.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,059.20 : 1,771,588.80 = 1,160,323.20 : x
  2. Step 2: Convert to fraction form
    1,181,059.20/1,771,588.80 = 1,160,323.20/x
  3. Step 3: Cross multiply
    1,181,059.20x = 1,771,588.80 × 1,160,323.20
  4. Step 4: Simplify right side
    1,181,059.20x = 2,055,615,585,500.16
  5. Step 5: Solve for x
    x = 2,055,615,585,500.16/1,181,059.20
  6. Step 6: Final answer
    x = 1,740,484.80

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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.