Home / 2,759,960.66-4,139,703.82-1,680,192.96

Finding the Fourth Proportional to 2,759,960.66, 4,139,703.82 and 1,680,192.96

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Solution

The fourth proportional to 2,759,960.66, 4,139,703.82 and 1,680,192.96 is: 2,520,145.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759,960.66 : 4,139,703.82 = 1,680,192.96 : x
  2. Step 2: Convert to fraction form
    2,759,960.66/4,139,703.82 = 1,680,192.96/x
  3. Step 3: Cross multiply
    2,759,960.66x = 4,139,703.82 × 1,680,192.96
  4. Step 4: Simplify right side
    2,759,960.66x = 6,955,501,214,849.11
  5. Step 5: Solve for x
    x = 6,955,501,214,849.11/2,759,960.66
  6. Step 6: Final answer
    x = 2,520,145.06

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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.