Home / 2,665,707.35-3,674,850.03-1,900,432.31

Finding the Fourth Proportional to 2,665,707.35, 3,674,850.03 and 1,900,432.31

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Solution

The fourth proportional to 2,665,707.35, 3,674,850.03 and 1,900,432.31 is: 2,619,868.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,665,707.35 : 3,674,850.03 = 1,900,432.31 : x
  2. Step 2: Convert to fraction form
    2,665,707.35/3,674,850.03 = 1,900,432.31/x
  3. Step 3: Cross multiply
    2,665,707.35x = 3,674,850.03 × 1,900,432.31
  4. Step 4: Simplify right side
    2,665,707.35x = 6,983,803,713,042.22
  5. Step 5: Solve for x
    x = 6,983,803,713,042.22/2,665,707.35
  6. Step 6: Final answer
    x = 2,619,868.88

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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.