Home / 1,626,872.55-2,436,875.79-1,305,283.32

Finding the Fourth Proportional to 1,626,872.55, 2,436,875.79 and 1,305,283.32

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Solution

The fourth proportional to 1,626,872.55, 2,436,875.79 and 1,305,283.32 is: 1,955,170.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,872.55 : 2,436,875.79 = 1,305,283.32 : x
  2. Step 2: Convert to fraction form
    1,626,872.55/2,436,875.79 = 1,305,283.32/x
  3. Step 3: Cross multiply
    1,626,872.55x = 2,436,875.79 × 1,305,283.32
  4. Step 4: Simplify right side
    1,626,872.55x = 3,180,813,321,598.82
  5. Step 5: Solve for x
    x = 3,180,813,321,598.82/1,626,872.55
  6. Step 6: Final answer
    x = 1,955,170.56

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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.