Home / 1,003,392.74-1,505,510.78-624,630.30

Finding the Fourth Proportional to 1,003,392.74, 1,505,510.78 and 624,630.30

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Solution

The fourth proportional to 1,003,392.74, 1,505,510.78 and 624,630.30 is: 937,207.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,392.74 : 1,505,510.78 = 624,630.30 : x
  2. Step 2: Convert to fraction form
    1,003,392.74/1,505,510.78 = 624,630.30/x
  3. Step 3: Cross multiply
    1,003,392.74x = 1,505,510.78 × 624,630.30
  4. Step 4: Simplify right side
    1,003,392.74x = 940,387,647,041.48
  5. Step 5: Solve for x
    x = 940,387,647,041.48/1,003,392.74
  6. Step 6: Final answer
    x = 937,207.95

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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.