Home / 4,519,640.12-6,778,710.61-1,487,042.96

Finding the Fourth Proportional to 4,519,640.12, 6,778,710.61 and 1,487,042.96

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Solution

The fourth proportional to 4,519,640.12, 6,778,710.61 and 1,487,042.96 is: 2,230,317.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,519,640.12 : 6,778,710.61 = 1,487,042.96 : x
  2. Step 2: Convert to fraction form
    4,519,640.12/6,778,710.61 = 1,487,042.96/x
  3. Step 3: Cross multiply
    4,519,640.12x = 6,778,710.61 × 1,487,042.96
  4. Step 4: Simplify right side
    4,519,640.12x = 10,080,233,852,866.65
  5. Step 5: Solve for x
    x = 10,080,233,852,866.65/4,519,640.12
  6. Step 6: Final answer
    x = 2,230,317.81

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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.