Home / 1,032,885.10-1,425,147.91-624,976.80

Finding the Fourth Proportional to 1,032,885.10, 1,425,147.91 and 624,976.80

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Solution

The fourth proportional to 1,032,885.10, 1,425,147.91 and 624,976.80 is: 862,326.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032,885.10 : 1,425,147.91 = 624,976.80 : x
  2. Step 2: Convert to fraction form
    1,032,885.10/1,425,147.91 = 624,976.80/x
  3. Step 3: Cross multiply
    1,032,885.10x = 1,425,147.91 × 624,976.80
  4. Step 4: Simplify right side
    1,032,885.10x = 890,684,380,318.49
  5. Step 5: Solve for x
    x = 890,684,380,318.49/1,032,885.10
  6. Step 6: Final answer
    x = 862,326.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.