Home / 4,900,387.37-6,761,538.65-2,862,803.21

Finding the Fourth Proportional to 4,900,387.37, 6,761,538.65 and 2,862,803.21

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Solution

The fourth proportional to 4,900,387.37, 6,761,538.65 and 2,862,803.21 is: 3,950,086.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900,387.37 : 6,761,538.65 = 2,862,803.21 : x
  2. Step 2: Convert to fraction form
    4,900,387.37/6,761,538.65 = 2,862,803.21/x
  3. Step 3: Cross multiply
    4,900,387.37x = 6,761,538.65 × 2,862,803.21
  4. Step 4: Simplify right side
    4,900,387.37x = 19,356,954,525,108.38
  5. Step 5: Solve for x
    x = 19,356,954,525,108.38/4,900,387.37
  6. Step 6: Final answer
    x = 3,950,086.61

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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.