Home / 1,371,463.07-1,892,535.83-759,579.20

Finding the Fourth Proportional to 1,371,463.07, 1,892,535.83 and 759,579.20

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Solution

The fourth proportional to 1,371,463.07, 1,892,535.83 and 759,579.20 is: 1,048,173.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,463.07 : 1,892,535.83 = 759,579.20 : x
  2. Step 2: Convert to fraction form
    1,371,463.07/1,892,535.83 = 759,579.20/x
  3. Step 3: Cross multiply
    1,371,463.07x = 1,892,535.83 × 759,579.20
  4. Step 4: Simplify right side
    1,371,463.07x = 1,437,530,842,016.64
  5. Step 5: Solve for x
    x = 1,437,530,842,016.64/1,371,463.07
  6. Step 6: Final answer
    x = 1,048,173.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.