Home / 2,840,363.34-4,260,632.48-1,242,103.74

Finding the Fourth Proportional to 2,840,363.34, 4,260,632.48 and 1,242,103.74

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Solution

The fourth proportional to 2,840,363.34, 4,260,632.48 and 1,242,103.74 is: 1,863,193.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,363.34 : 4,260,632.48 = 1,242,103.74 : x
  2. Step 2: Convert to fraction form
    2,840,363.34/4,260,632.48 = 1,242,103.74/x
  3. Step 3: Cross multiply
    2,840,363.34x = 4,260,632.48 × 1,242,103.74
  4. Step 4: Simplify right side
    2,840,363.34x = 5,292,147,538,173.48
  5. Step 5: Solve for x
    x = 5,292,147,538,173.48/2,840,363.34
  6. Step 6: Final answer
    x = 1,863,193.86

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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.