Home / 2,812,008.50-4,218,732.03-817,464.50

Finding the Fourth Proportional to 2,812,008.50, 4,218,732.03 and 817,464.50

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Solution

The fourth proportional to 2,812,008.50, 4,218,732.03 and 817,464.50 is: 1,226,405.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,008.50 : 4,218,732.03 = 817,464.50 : x
  2. Step 2: Convert to fraction form
    2,812,008.50/4,218,732.03 = 817,464.50/x
  3. Step 3: Cross multiply
    2,812,008.50x = 4,218,732.03 × 817,464.50
  4. Step 4: Simplify right side
    2,812,008.50x = 3,448,663,669,537.94
  5. Step 5: Solve for x
    x = 3,448,663,669,537.94/2,812,008.50
  6. Step 6: Final answer
    x = 1,226,405.85

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1.5x scale

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.