Home / 3,487,423.18-5,231,232.93-963,078.43

Finding the Fourth Proportional to 3,487,423.18, 5,231,232.93 and 963,078.43

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Solution

The fourth proportional to 3,487,423.18, 5,231,232.93 and 963,078.43 is: 1,444,644.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487,423.18 : 5,231,232.93 = 963,078.43 : x
  2. Step 2: Convert to fraction form
    3,487,423.18/5,231,232.93 = 963,078.43/x
  3. Step 3: Cross multiply
    3,487,423.18x = 5,231,232.93 × 963,078.43
  4. Step 4: Simplify right side
    3,487,423.18x = 5,038,087,571,032.54
  5. Step 5: Solve for x
    x = 5,038,087,571,032.54/3,487,423.18
  6. Step 6: Final answer
    x = 1,444,644.75

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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.