Home / 3,786,886.60-5,680,329.90-1,228,096.60

Finding the Fourth Proportional to 3,786,886.60, 5,680,329.90 and 1,228,096.60

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Solution

The fourth proportional to 3,786,886.60, 5,680,329.90 and 1,228,096.60 is: 1,842,144.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,786,886.60 : 5,680,329.90 = 1,228,096.60 : x
  2. Step 2: Convert to fraction form
    3,786,886.60/5,680,329.90 = 1,228,096.60/x
  3. Step 3: Cross multiply
    3,786,886.60x = 5,680,329.90 × 1,228,096.60
  4. Step 4: Simplify right side
    3,786,886.60x = 6,975,993,837,068.34
  5. Step 5: Solve for x
    x = 6,975,993,837,068.34/3,786,886.60
  6. Step 6: Final answer
    x = 1,842,144.90

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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.