Home / 5,038,480.20-7,557,720.30-2,048,809.80

Finding the Fourth Proportional to 5,038,480.20, 7,557,720.30 and 2,048,809.80

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Solution

The fourth proportional to 5,038,480.20, 7,557,720.30 and 2,048,809.80 is: 3,073,214.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038,480.20 : 7,557,720.30 = 2,048,809.80 : x
  2. Step 2: Convert to fraction form
    5,038,480.20/7,557,720.30 = 2,048,809.80/x
  3. Step 3: Cross multiply
    5,038,480.20x = 7,557,720.30 × 2,048,809.80
  4. Step 4: Simplify right side
    5,038,480.20x = 15,484,331,416,298.94
  5. Step 5: Solve for x
    x = 15,484,331,416,298.94/5,038,480.20
  6. Step 6: Final answer
    x = 3,073,214.70

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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.