Home / 2,186,164.10-3,279,246.15-690,256.10

Finding the Fourth Proportional to 2,186,164.10, 3,279,246.15 and 690,256.10

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Solution

The fourth proportional to 2,186,164.10, 3,279,246.15 and 690,256.10 is: 1,035,384.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,164.10 : 3,279,246.15 = 690,256.10 : x
  2. Step 2: Convert to fraction form
    2,186,164.10/3,279,246.15 = 690,256.10/x
  3. Step 3: Cross multiply
    2,186,164.10x = 3,279,246.15 × 690,256.10
  4. Step 4: Simplify right side
    2,186,164.10x = 2,263,519,658,439.01
  5. Step 5: Solve for x
    x = 2,263,519,658,439.01/2,186,164.10
  6. Step 6: Final answer
    x = 1,035,384.15

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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.