Home / 3,315,741.38-4,973,611.79-919,585.98

Finding the Fourth Proportional to 3,315,741.38, 4,973,611.79 and 919,585.98

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Solution

The fourth proportional to 3,315,741.38, 4,973,611.79 and 919,585.98 is: 1,379,378.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,741.38 : 4,973,611.79 = 919,585.98 : x
  2. Step 2: Convert to fraction form
    3,315,741.38/4,973,611.79 = 919,585.98/x
  3. Step 3: Cross multiply
    3,315,741.38x = 4,973,611.79 × 919,585.98
  4. Step 4: Simplify right side
    3,315,741.38x = 4,573,663,655,694.63
  5. Step 5: Solve for x
    x = 4,573,663,655,694.63/3,315,741.38
  6. Step 6: Final answer
    x = 1,379,378.89

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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.