Home / 3,176,165.81-4,383,136.56-1,725,861.21

Finding the Fourth Proportional to 3,176,165.81, 4,383,136.56 and 1,725,861.21

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Solution

The fourth proportional to 3,176,165.81, 4,383,136.56 and 1,725,861.21 is: 2,381,703.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,165.81 : 4,383,136.56 = 1,725,861.21 : x
  2. Step 2: Convert to fraction form
    3,176,165.81/4,383,136.56 = 1,725,861.21/x
  3. Step 3: Cross multiply
    3,176,165.81x = 4,383,136.56 × 1,725,861.21
  4. Step 4: Simplify right side
    3,176,165.81x = 7,564,685,367,036.84
  5. Step 5: Solve for x
    x = 7,564,685,367,036.84/3,176,165.81
  6. Step 6: Final answer
    x = 2,381,703.54

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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.