Home / 3,078,005.70-4,617,008.55-1,660,829.70

Finding the Fourth Proportional to 3,078,005.70, 4,617,008.55 and 1,660,829.70

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Solution

The fourth proportional to 3,078,005.70, 4,617,008.55 and 1,660,829.70 is: 2,491,244.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,005.70 : 4,617,008.55 = 1,660,829.70 : x
  2. Step 2: Convert to fraction form
    3,078,005.70/4,617,008.55 = 1,660,829.70/x
  3. Step 3: Cross multiply
    3,078,005.70x = 4,617,008.55 × 1,660,829.70
  4. Step 4: Simplify right side
    3,078,005.70x = 7,668,064,924,993.94
  5. Step 5: Solve for x
    x = 7,668,064,924,993.94/3,078,005.70
  6. Step 6: Final answer
    x = 2,491,244.55

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Similar ratio
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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.