Home / 1,442,194.56-2,162,376-767,859.84

Finding the Fourth Proportional to 1,442,194.56, 2,162,376 and 767,859.84

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Solution

The fourth proportional to 1,442,194.56, 2,162,376 and 767,859.84 is: 1,151,302.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,194.56 : 2,162,376 = 767,859.84 : x
  2. Step 2: Convert to fraction form
    1,442,194.56/2,162,376 = 767,859.84/x
  3. Step 3: Cross multiply
    1,442,194.56x = 2,162,376 × 767,859.84
  4. Step 4: Simplify right side
    1,442,194.56x = 1,660,401,689,379.84
  5. Step 5: Solve for x
    x = 1,660,401,689,379.84/1,442,194.56
  6. Step 6: Final answer
    x = 1,151,302.14

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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.