Home / 2,919,078.80-4,366,808.40-2,564,784.80

Finding the Fourth Proportional to 2,919,078.80, 4,366,808.40 and 2,564,784.80

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Solution

The fourth proportional to 2,919,078.80, 4,366,808.40 and 2,564,784.80 is: 3,836,800.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,078.80 : 4,366,808.40 = 2,564,784.80 : x
  2. Step 2: Convert to fraction form
    2,919,078.80/4,366,808.40 = 2,564,784.80/x
  3. Step 3: Cross multiply
    2,919,078.80x = 4,366,808.40 × 2,564,784.80
  4. Step 4: Simplify right side
    2,919,078.80x = 11,199,923,808,832.32
  5. Step 5: Solve for x
    x = 11,199,923,808,832.32/2,919,078.80
  6. Step 6: Final answer
    x = 3,836,800.78

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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.