Home / 1,083,145.72-1,494,756.90-624,007

Finding the Fourth Proportional to 1,083,145.72, 1,494,756.90 and 624,007

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Solution

The fourth proportional to 1,083,145.72, 1,494,756.90 and 624,007 is: 861,138.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,145.72 : 1,494,756.90 = 624,007 : x
  2. Step 2: Convert to fraction form
    1,083,145.72/1,494,756.90 = 624,007/x
  3. Step 3: Cross multiply
    1,083,145.72x = 1,494,756.90 × 624,007
  4. Step 4: Simplify right side
    1,083,145.72x = 932,738,768,898.30
  5. Step 5: Solve for x
    x = 932,738,768,898.30/1,083,145.72
  6. Step 6: Final answer
    x = 861,138.77

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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.