Home / 2,453,143.92-3,679,457.04-656,208.78

Finding the Fourth Proportional to 2,453,143.92, 3,679,457.04 and 656,208.78

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Solution

The fourth proportional to 2,453,143.92, 3,679,457.04 and 656,208.78 is: 984,243.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453,143.92 : 3,679,457.04 = 656,208.78 : x
  2. Step 2: Convert to fraction form
    2,453,143.92/3,679,457.04 = 656,208.78/x
  3. Step 3: Cross multiply
    2,453,143.92x = 3,679,457.04 × 656,208.78
  4. Step 4: Simplify right side
    2,453,143.92x = 2,414,492,015,280.81
  5. Step 5: Solve for x
    x = 2,414,492,015,280.81/2,453,143.92
  6. Step 6: Final answer
    x = 984,243.93

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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.