Home / 4,896,825.20-7,345,237.80-3,999,280.40

Finding the Fourth Proportional to 4,896,825.20, 7,345,237.80 and 3,999,280.40

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Solution

The fourth proportional to 4,896,825.20, 7,345,237.80 and 3,999,280.40 is: 5,998,920.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,896,825.20 : 7,345,237.80 = 3,999,280.40 : x
  2. Step 2: Convert to fraction form
    4,896,825.20/7,345,237.80 = 3,999,280.40/x
  3. Step 3: Cross multiply
    4,896,825.20x = 7,345,237.80 × 3,999,280.40
  4. Step 4: Simplify right side
    4,896,825.20x = 29,375,665,566,879.12
  5. Step 5: Solve for x
    x = 29,375,665,566,879.12/4,896,825.20
  6. Step 6: Final answer
    x = 5,998,920.60

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1.5x scale

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.