Home / 1,091,797.56-1,637,696.34-426,483

Finding the Fourth Proportional to 1,091,797.56, 1,637,696.34 and 426,483

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Solution

The fourth proportional to 1,091,797.56, 1,637,696.34 and 426,483 is: 639,724.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,797.56 : 1,637,696.34 = 426,483 : x
  2. Step 2: Convert to fraction form
    1,091,797.56/1,637,696.34 = 426,483/x
  3. Step 3: Cross multiply
    1,091,797.56x = 1,637,696.34 × 426,483
  4. Step 4: Simplify right side
    1,091,797.56x = 698,449,648,172.22
  5. Step 5: Solve for x
    x = 698,449,648,172.22/1,091,797.56
  6. Step 6: Final answer
    x = 639,724.50

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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.