Home / 4,976,649.80-7,472,847.90-3,779,923.40

Finding the Fourth Proportional to 4,976,649.80, 7,472,847.90 and 3,779,923.40

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Solution

The fourth proportional to 4,976,649.80, 7,472,847.90 and 3,779,923.40 is: 5,675,865.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976,649.80 : 7,472,847.90 = 3,779,923.40 : x
  2. Step 2: Convert to fraction form
    4,976,649.80/7,472,847.90 = 3,779,923.40/x
  3. Step 3: Cross multiply
    4,976,649.80x = 7,472,847.90 × 3,779,923.40
  4. Step 4: Simplify right side
    4,976,649.80x = 28,246,792,641,850.86
  5. Step 5: Solve for x
    x = 28,246,792,641,850.86/4,976,649.80
  6. Step 6: Final answer
    x = 5,675,865.05

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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.