Home / 2,157,886.62-3,236,829.03-641,562.99

Finding the Fourth Proportional to 2,157,886.62, 3,236,829.03 and 641,562.99

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Solution

The fourth proportional to 2,157,886.62, 3,236,829.03 and 641,562.99 is: 962,344.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,886.62 : 3,236,829.03 = 641,562.99 : x
  2. Step 2: Convert to fraction form
    2,157,886.62/3,236,829.03 = 641,562.99/x
  3. Step 3: Cross multiply
    2,157,886.62x = 3,236,829.03 × 641,562.99
  4. Step 4: Simplify right side
    2,157,886.62x = 2,076,629,710,605.60
  5. Step 5: Solve for x
    x = 2,076,629,710,605.60/2,157,886.62
  6. Step 6: Final answer
    x = 962,344.22

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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.