Home / 2,583,209.60-3,873,064.80-1,319,998.40

Finding the Fourth Proportional to 2,583,209.60, 3,873,064.80 and 1,319,998.40

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Solution

The fourth proportional to 2,583,209.60, 3,873,064.80 and 1,319,998.40 is: 1,979,103.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,583,209.60 : 3,873,064.80 = 1,319,998.40 : x
  2. Step 2: Convert to fraction form
    2,583,209.60/3,873,064.80 = 1,319,998.40/x
  3. Step 3: Cross multiply
    2,583,209.60x = 3,873,064.80 × 1,319,998.40
  4. Step 4: Simplify right side
    2,583,209.60x = 5,112,439,339,096.32
  5. Step 5: Solve for x
    x = 5,112,439,339,096.32/2,583,209.60
  6. Step 6: Final answer
    x = 1,979,103.57

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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.