Home / 3,523,409.40-5,285,114.10-3,490,231.80

Finding the Fourth Proportional to 3,523,409.40, 5,285,114.10 and 3,490,231.80

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Solution

The fourth proportional to 3,523,409.40, 5,285,114.10 and 3,490,231.80 is: 5,235,347.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523,409.40 : 5,285,114.10 = 3,490,231.80 : x
  2. Step 2: Convert to fraction form
    3,523,409.40/5,285,114.10 = 3,490,231.80/x
  3. Step 3: Cross multiply
    3,523,409.40x = 5,285,114.10 × 3,490,231.80
  4. Step 4: Simplify right side
    3,523,409.40x = 18,446,273,298,448.38
  5. Step 5: Solve for x
    x = 18,446,273,298,448.38/3,523,409.40
  6. Step 6: Final answer
    x = 5,235,347.70

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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.