Home / 2,115,590.46-2,918,793.87-1,352,084.46

Finding the Fourth Proportional to 2,115,590.46, 2,918,793.87 and 1,352,084.46

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Solution

The fourth proportional to 2,115,590.46, 2,918,793.87 and 1,352,084.46 is: 1,865,415.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,115,590.46 : 2,918,793.87 = 1,352,084.46 : x
  2. Step 2: Convert to fraction form
    2,115,590.46/2,918,793.87 = 1,352,084.46/x
  3. Step 3: Cross multiply
    2,115,590.46x = 2,918,793.87 × 1,352,084.46
  4. Step 4: Simplify right side
    2,115,590.46x = 3,946,455,833,570.26
  5. Step 5: Solve for x
    x = 3,946,455,833,570.26/2,115,590.46
  6. Step 6: Final answer
    x = 1,865,415.78

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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.