Home / 3,457,986.30-5,186,979.45-2,201,384.70

Finding the Fourth Proportional to 3,457,986.30, 5,186,979.45 and 2,201,384.70

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Solution

The fourth proportional to 3,457,986.30, 5,186,979.45 and 2,201,384.70 is: 3,302,077.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457,986.30 : 5,186,979.45 = 2,201,384.70 : x
  2. Step 2: Convert to fraction form
    3,457,986.30/5,186,979.45 = 2,201,384.70/x
  3. Step 3: Cross multiply
    3,457,986.30x = 5,186,979.45 × 2,201,384.70
  4. Step 4: Simplify right side
    3,457,986.30x = 11,418,537,200,444.42
  5. Step 5: Solve for x
    x = 11,418,537,200,444.42/3,457,986.30
  6. Step 6: Final answer
    x = 3,302,077.05

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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.