Home / 3,808,608.54-5,712,154.65-1,786,333.38

Finding the Fourth Proportional to 3,808,608.54, 5,712,154.65 and 1,786,333.38

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Solution

The fourth proportional to 3,808,608.54, 5,712,154.65 and 1,786,333.38 is: 2,679,144.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808,608.54 : 5,712,154.65 = 1,786,333.38 : x
  2. Step 2: Convert to fraction form
    3,808,608.54/5,712,154.65 = 1,786,333.38/x
  3. Step 3: Cross multiply
    3,808,608.54x = 5,712,154.65 × 1,786,333.38
  4. Step 4: Simplify right side
    3,808,608.54x = 10,203,812,523,017.22
  5. Step 5: Solve for x
    x = 10,203,812,523,017.22/3,808,608.54
  6. Step 6: Final answer
    x = 2,679,144.47

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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.