Home / 3,171,814.98-4,377,106.86-1,721,510.46

Finding the Fourth Proportional to 3,171,814.98, 4,377,106.86 and 1,721,510.46

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Solution

The fourth proportional to 3,171,814.98, 4,377,106.86 and 1,721,510.46 is: 2,375,685.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,814.98 : 4,377,106.86 = 1,721,510.46 : x
  2. Step 2: Convert to fraction form
    3,171,814.98/4,377,106.86 = 1,721,510.46/x
  3. Step 3: Cross multiply
    3,171,814.98x = 4,377,106.86 × 1,721,510.46
  4. Step 4: Simplify right side
    3,171,814.98x = 7,535,235,244,027.76
  5. Step 5: Solve for x
    x = 7,535,235,244,027.76/3,171,814.98
  6. Step 6: Final answer
    x = 2,375,685.62

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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.