Home / 2,999,512.40-4,499,268.60-2,768,565.20

Finding the Fourth Proportional to 2,999,512.40, 4,499,268.60 and 2,768,565.20

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Solution

The fourth proportional to 2,999,512.40, 4,499,268.60 and 2,768,565.20 is: 4,152,847.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,512.40 : 4,499,268.60 = 2,768,565.20 : x
  2. Step 2: Convert to fraction form
    2,999,512.40/4,499,268.60 = 2,768,565.20/x
  3. Step 3: Cross multiply
    2,999,512.40x = 4,499,268.60 × 2,768,565.20
  4. Step 4: Simplify right side
    2,999,512.40x = 12,456,518,471,412.72
  5. Step 5: Solve for x
    x = 12,456,518,471,412.72/2,999,512.40
  6. Step 6: Final answer
    x = 4,152,847.80

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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.