Home / 1,813,295.20-2,719,165.20-914,389.60

Finding the Fourth Proportional to 1,813,295.20, 2,719,165.20 and 914,389.60

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Solution

The fourth proportional to 1,813,295.20, 2,719,165.20 and 914,389.60 is: 1,371,192.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,295.20 : 2,719,165.20 = 914,389.60 : x
  2. Step 2: Convert to fraction form
    1,813,295.20/2,719,165.20 = 914,389.60/x
  3. Step 3: Cross multiply
    1,813,295.20x = 2,719,165.20 × 914,389.60
  4. Step 4: Simplify right side
    1,813,295.20x = 2,486,376,379,561.92
  5. Step 5: Solve for x
    x = 2,486,376,379,561.92/1,813,295.20
  6. Step 6: Final answer
    x = 1,371,192.28

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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.