Home / 3,672,693.20-5,509,039.80-2,235,688.40

Finding the Fourth Proportional to 3,672,693.20, 5,509,039.80 and 2,235,688.40

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Solution

The fourth proportional to 3,672,693.20, 5,509,039.80 and 2,235,688.40 is: 3,353,532.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672,693.20 : 5,509,039.80 = 2,235,688.40 : x
  2. Step 2: Convert to fraction form
    3,672,693.20/5,509,039.80 = 2,235,688.40/x
  3. Step 3: Cross multiply
    3,672,693.20x = 5,509,039.80 × 2,235,688.40
  4. Step 4: Simplify right side
    3,672,693.20x = 12,316,496,375,998.32
  5. Step 5: Solve for x
    x = 12,316,496,375,998.32/3,672,693.20
  6. Step 6: Final answer
    x = 3,353,532.60

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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.