Home / 2,205,672.81-3,306,701.30-784,919.85

Finding the Fourth Proportional to 2,205,672.81, 3,306,701.30 and 784,919.85

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Solution

The fourth proportional to 2,205,672.81, 3,306,701.30 and 784,919.85 is: 1,176,736.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205,672.81 : 3,306,701.30 = 784,919.85 : x
  2. Step 2: Convert to fraction form
    2,205,672.81/3,306,701.30 = 784,919.85/x
  3. Step 3: Cross multiply
    2,205,672.81x = 3,306,701.30 × 784,919.85
  4. Step 4: Simplify right side
    2,205,672.81x = 2,595,495,484,466.21
  5. Step 5: Solve for x
    x = 2,595,495,484,466.21/2,205,672.81
  6. Step 6: Final answer
    x = 1,176,736.40

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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.