Home / 3,165,431.79-4,367,720.70-1,770,018.60

Finding the Fourth Proportional to 3,165,431.79, 4,367,720.70 and 1,770,018.60

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Solution

The fourth proportional to 3,165,431.79, 4,367,720.70 and 1,770,018.60 is: 2,442,304.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,431.79 : 4,367,720.70 = 1,770,018.60 : x
  2. Step 2: Convert to fraction form
    3,165,431.79/4,367,720.70 = 1,770,018.60/x
  3. Step 3: Cross multiply
    3,165,431.79x = 4,367,720.70 × 1,770,018.60
  4. Step 4: Simplify right side
    3,165,431.79x = 7,730,946,878,605.02
  5. Step 5: Solve for x
    x = 7,730,946,878,605.02/3,165,431.79
  6. Step 6: Final answer
    x = 2,442,304.05

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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.