Home / 2,897,121.90-4,345,682.85-1,699,617.90

Finding the Fourth Proportional to 2,897,121.90, 4,345,682.85 and 1,699,617.90

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Solution

The fourth proportional to 2,897,121.90, 4,345,682.85 and 1,699,617.90 is: 2,549,426.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,121.90 : 4,345,682.85 = 1,699,617.90 : x
  2. Step 2: Convert to fraction form
    2,897,121.90/4,345,682.85 = 1,699,617.90/x
  3. Step 3: Cross multiply
    2,897,121.90x = 4,345,682.85 × 1,699,617.90
  4. Step 4: Simplify right side
    2,897,121.90x = 7,386,000,359,583.01
  5. Step 5: Solve for x
    x = 7,386,000,359,583.01/2,897,121.90
  6. Step 6: Final answer
    x = 2,549,426.85

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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.