Home / 1,585,633.79-2,188,176.03-860,481.50

Finding the Fourth Proportional to 1,585,633.79, 2,188,176.03 and 860,481.50

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Solution

The fourth proportional to 1,585,633.79, 2,188,176.03 and 860,481.50 is: 1,187,465.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,633.79 : 2,188,176.03 = 860,481.50 : x
  2. Step 2: Convert to fraction form
    1,585,633.79/2,188,176.03 = 860,481.50/x
  3. Step 3: Cross multiply
    1,585,633.79x = 2,188,176.03 × 860,481.50
  4. Step 4: Simplify right side
    1,585,633.79x = 1,882,884,981,617.56
  5. Step 5: Solve for x
    x = 1,882,884,981,617.56/1,585,633.79
  6. Step 6: Final answer
    x = 1,187,465.23

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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.