Home / 1,161,556.64-1,602,906.72-652,280.48

Finding the Fourth Proportional to 1,161,556.64, 1,602,906.72 and 652,280.48

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Solution

The fourth proportional to 1,161,556.64, 1,602,906.72 and 652,280.48 is: 900,123.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,556.64 : 1,602,906.72 = 652,280.48 : x
  2. Step 2: Convert to fraction form
    1,161,556.64/1,602,906.72 = 652,280.48/x
  3. Step 3: Cross multiply
    1,161,556.64x = 1,602,906.72 × 652,280.48
  4. Step 4: Simplify right side
    1,161,556.64x = 1,045,544,764,716.83
  5. Step 5: Solve for x
    x = 1,045,544,764,716.83/1,161,556.64
  6. Step 6: Final answer
    x = 900,123.79

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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.