Home / 3,615,215.76-4,988,995.20-1,983,632.76

Finding the Fourth Proportional to 3,615,215.76, 4,988,995.20 and 1,983,632.76

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Solution

The fourth proportional to 3,615,215.76, 4,988,995.20 and 1,983,632.76 is: 2,737,411.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,215.76 : 4,988,995.20 = 1,983,632.76 : x
  2. Step 2: Convert to fraction form
    3,615,215.76/4,988,995.20 = 1,983,632.76/x
  3. Step 3: Cross multiply
    3,615,215.76x = 4,988,995.20 × 1,983,632.76
  4. Step 4: Simplify right side
    3,615,215.76x = 9,896,334,318,202.75
  5. Step 5: Solve for x
    x = 9,896,334,318,202.75/3,615,215.76
  6. Step 6: Final answer
    x = 2,737,411.81

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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.