Home / 2,186,294.74-3,017,090.88-1,219,487.65

Finding the Fourth Proportional to 2,186,294.74, 3,017,090.88 and 1,219,487.65

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Solution

The fourth proportional to 2,186,294.74, 3,017,090.88 and 1,219,487.65 is: 1,682,895.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,294.74 : 3,017,090.88 = 1,219,487.65 : x
  2. Step 2: Convert to fraction form
    2,186,294.74/3,017,090.88 = 1,219,487.65/x
  3. Step 3: Cross multiply
    2,186,294.74x = 3,017,090.88 × 1,219,487.65
  4. Step 4: Simplify right side
    2,186,294.74x = 3,679,305,067,087.63
  5. Step 5: Solve for x
    x = 3,679,305,067,087.63/2,186,294.74
  6. Step 6: Final answer
    x = 1,682,895.27

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Double scale
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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.