Home / 2,380,927.79-3,285,704.45-1,293,220.60

Finding the Fourth Proportional to 2,380,927.79, 3,285,704.45 and 1,293,220.60

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Solution

The fourth proportional to 2,380,927.79, 3,285,704.45 and 1,293,220.60 is: 1,784,657.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380,927.79 : 3,285,704.45 = 1,293,220.60 : x
  2. Step 2: Convert to fraction form
    2,380,927.79/3,285,704.45 = 1,293,220.60/x
  3. Step 3: Cross multiply
    2,380,927.79x = 3,285,704.45 × 1,293,220.60
  4. Step 4: Simplify right side
    2,380,927.79x = 4,249,140,680,251.67
  5. Step 5: Solve for x
    x = 4,249,140,680,251.67/2,380,927.79
  6. Step 6: Final answer
    x = 1,784,657.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.