Home / 1,551,116.46-2,326,703.86-486,134.94

Finding the Fourth Proportional to 1,551,116.46, 2,326,703.86 and 486,134.94

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Solution

The fourth proportional to 1,551,116.46, 2,326,703.86 and 486,134.94 is: 729,211.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,116.46 : 2,326,703.86 = 486,134.94 : x
  2. Step 2: Convert to fraction form
    1,551,116.46/2,326,703.86 = 486,134.94/x
  3. Step 3: Cross multiply
    1,551,116.46x = 2,326,703.86 × 486,134.94
  4. Step 4: Simplify right side
    1,551,116.46x = 1,131,092,041,378.87
  5. Step 5: Solve for x
    x = 1,131,092,041,378.87/1,551,116.46
  6. Step 6: Final answer
    x = 729,211.55

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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.