Home / 1,003,393.74-1,505,512.28-624,631.30

Finding the Fourth Proportional to 1,003,393.74, 1,505,512.28 and 624,631.30

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Solution

The fourth proportional to 1,003,393.74, 1,505,512.28 and 624,631.30 is: 937,209.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,393.74 : 1,505,512.28 = 624,631.30 : x
  2. Step 2: Convert to fraction form
    1,003,393.74/1,505,512.28 = 624,631.30/x
  3. Step 3: Cross multiply
    1,003,393.74x = 1,505,512.28 × 624,631.30
  4. Step 4: Simplify right side
    1,003,393.74x = 940,390,092,622.36
  5. Step 5: Solve for x
    x = 940,390,092,622.36/1,003,393.74
  6. Step 6: Final answer
    x = 937,209.45

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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.