Home / 1,003,158.90-1,505,160.45-624,396.42

Finding the Fourth Proportional to 1,003,158.90, 1,505,160.45 and 624,396.42

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Solution

The fourth proportional to 1,003,158.90, 1,505,160.45 and 624,396.42 is: 936,857.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,158.90 : 1,505,160.45 = 624,396.42 : x
  2. Step 2: Convert to fraction form
    1,003,158.90/1,505,160.45 = 624,396.42/x
  3. Step 3: Cross multiply
    1,003,158.90x = 1,505,160.45 × 624,396.42
  4. Step 4: Simplify right side
    1,003,158.90x = 939,816,796,505.59
  5. Step 5: Solve for x
    x = 939,816,796,505.59/1,003,158.90
  6. Step 6: Final answer
    x = 936,857.36

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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.