Home / 5,487,553.20-8,231,329.80-1,702,196.40

Finding the Fourth Proportional to 5,487,553.20, 8,231,329.80 and 1,702,196.40

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Solution

The fourth proportional to 5,487,553.20, 8,231,329.80 and 1,702,196.40 is: 2,553,294.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487,553.20 : 8,231,329.80 = 1,702,196.40 : x
  2. Step 2: Convert to fraction form
    5,487,553.20/8,231,329.80 = 1,702,196.40/x
  3. Step 3: Cross multiply
    5,487,553.20x = 8,231,329.80 × 1,702,196.40
  4. Step 4: Simplify right side
    5,487,553.20x = 14,011,339,952,772.72
  5. Step 5: Solve for x
    x = 14,011,339,952,772.72/5,487,553.20
  6. Step 6: Final answer
    x = 2,553,294.60

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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.