Home / 2,759,959.66-4,139,702.32-1,680,191.96

Finding the Fourth Proportional to 2,759,959.66, 4,139,702.32 and 1,680,191.96

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Solution

The fourth proportional to 2,759,959.66, 4,139,702.32 and 1,680,191.96 is: 2,520,143.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759,959.66 : 4,139,702.32 = 1,680,191.96 : x
  2. Step 2: Convert to fraction form
    2,759,959.66/4,139,702.32 = 1,680,191.96/x
  3. Step 3: Cross multiply
    2,759,959.66x = 4,139,702.32 × 1,680,191.96
  4. Step 4: Simplify right side
    2,759,959.66x = 6,955,494,554,857.35
  5. Step 5: Solve for x
    x = 6,955,494,554,857.35/2,759,959.66
  6. Step 6: Final answer
    x = 2,520,143.56

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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.