Home / 1,724,196.54-2,586,135.24-813,170.10

Finding the Fourth Proportional to 1,724,196.54, 2,586,135.24 and 813,170.10

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Solution

The fourth proportional to 1,724,196.54, 2,586,135.24 and 813,170.10 is: 1,219,679.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,196.54 : 2,586,135.24 = 813,170.10 : x
  2. Step 2: Convert to fraction form
    1,724,196.54/2,586,135.24 = 813,170.10/x
  3. Step 3: Cross multiply
    1,724,196.54x = 2,586,135.24 × 813,170.10
  4. Step 4: Simplify right side
    1,724,196.54x = 2,102,967,851,724.32
  5. Step 5: Solve for x
    x = 2,102,967,851,724.32/1,724,196.54
  6. Step 6: Final answer
    x = 1,219,679.89

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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.