Home / 4,120,064.32-6,178,915.50-1,241,709.88

Finding the Fourth Proportional to 4,120,064.32, 6,178,915.50 and 1,241,709.88

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Solution

The fourth proportional to 4,120,064.32, 6,178,915.50 and 1,241,709.88 is: 1,862,208.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120,064.32 : 6,178,915.50 = 1,241,709.88 : x
  2. Step 2: Convert to fraction form
    4,120,064.32/6,178,915.50 = 1,241,709.88/x
  3. Step 3: Cross multiply
    4,120,064.32x = 6,178,915.50 × 1,241,709.88
  4. Step 4: Simplify right side
    4,120,064.32x = 7,672,420,424,035.14
  5. Step 5: Solve for x
    x = 7,672,420,424,035.14/4,120,064.32
  6. Step 6: Final answer
    x = 1,862,208.89

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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.