Home / 2,935,542.40-4,399,166.40-2,171,420.80

Finding the Fourth Proportional to 2,935,542.40, 4,399,166.40 and 2,171,420.80

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Solution

The fourth proportional to 2,935,542.40, 4,399,166.40 and 2,171,420.80 is: 3,254,063.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935,542.40 : 4,399,166.40 = 2,171,420.80 : x
  2. Step 2: Convert to fraction form
    2,935,542.40/4,399,166.40 = 2,171,420.80/x
  3. Step 3: Cross multiply
    2,935,542.40x = 4,399,166.40 × 2,171,420.80
  4. Step 4: Simplify right side
    2,935,542.40x = 9,552,441,423,621.12
  5. Step 5: Solve for x
    x = 9,552,441,423,621.12/2,935,542.40
  6. Step 6: Final answer
    x = 3,254,063.52

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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.