Home / 4,491,312.28-6,724,895.92-3,421,256.92

Finding the Fourth Proportional to 4,491,312.28, 6,724,895.92 and 3,421,256.92

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Solution

The fourth proportional to 4,491,312.28, 6,724,895.92 and 3,421,256.92 is: 5,122,689.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,491,312.28 : 6,724,895.92 = 3,421,256.92 : x
  2. Step 2: Convert to fraction form
    4,491,312.28/6,724,895.92 = 3,421,256.92/x
  3. Step 3: Cross multiply
    4,491,312.28x = 6,724,895.92 × 3,421,256.92
  4. Step 4: Simplify right side
    4,491,312.28x = 23,007,596,702,579.77
  5. Step 5: Solve for x
    x = 23,007,596,702,579.77/4,491,312.28
  6. Step 6: Final answer
    x = 5,122,689.15

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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.