Home / 5,363,364.80-8,042,908.80-1,768,131.20

Finding the Fourth Proportional to 5,363,364.80, 8,042,908.80 and 1,768,131.20

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Solution

The fourth proportional to 5,363,364.80, 8,042,908.80 and 1,768,131.20 is: 2,651,491.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363,364.80 : 8,042,908.80 = 1,768,131.20 : x
  2. Step 2: Convert to fraction form
    5,363,364.80/8,042,908.80 = 1,768,131.20/x
  3. Step 3: Cross multiply
    5,363,364.80x = 8,042,908.80 × 1,768,131.20
  4. Step 4: Simplify right side
    5,363,364.80x = 14,220,917,988,034.56
  5. Step 5: Solve for x
    x = 14,220,917,988,034.56/5,363,364.80
  6. Step 6: Final answer
    x = 2,651,491.84

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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.