Home / 1,699,497.50-2,549,234.90-688,604.54

Finding the Fourth Proportional to 1,699,497.50, 2,549,234.90 and 688,604.54

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Solution

The fourth proportional to 1,699,497.50, 2,549,234.90 and 688,604.54 is: 1,032,902.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,497.50 : 2,549,234.90 = 688,604.54 : x
  2. Step 2: Convert to fraction form
    1,699,497.50/2,549,234.90 = 688,604.54/x
  3. Step 3: Cross multiply
    1,699,497.50x = 2,549,234.90 × 688,604.54
  4. Step 4: Simplify right side
    1,699,497.50x = 1,755,414,709,477.25
  5. Step 5: Solve for x
    x = 1,755,414,709,477.25/1,699,497.50
  6. Step 6: Final answer
    x = 1,032,902.20

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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.