Home / 3,670,678.20-5,506,017.30-1,146,588.60

Finding the Fourth Proportional to 3,670,678.20, 5,506,017.30 and 1,146,588.60

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Solution

The fourth proportional to 3,670,678.20, 5,506,017.30 and 1,146,588.60 is: 1,719,882.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,678.20 : 5,506,017.30 = 1,146,588.60 : x
  2. Step 2: Convert to fraction form
    3,670,678.20/5,506,017.30 = 1,146,588.60/x
  3. Step 3: Cross multiply
    3,670,678.20x = 5,506,017.30 × 1,146,588.60
  4. Step 4: Simplify right side
    3,670,678.20x = 6,313,136,667,582.78
  5. Step 5: Solve for x
    x = 6,313,136,667,582.78/3,670,678.20
  6. Step 6: Final answer
    x = 1,719,882.90

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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.