Home / 3,171,368.28-4,376,491.16-1,721,064

Finding the Fourth Proportional to 3,171,368.28, 4,376,491.16 and 1,721,064

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Solution

The fourth proportional to 3,171,368.28, 4,376,491.16 and 1,721,064 is: 2,375,069.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,368.28 : 4,376,491.16 = 1,721,064 : x
  2. Step 2: Convert to fraction form
    3,171,368.28/4,376,491.16 = 1,721,064/x
  3. Step 3: Cross multiply
    3,171,368.28x = 4,376,491.16 × 1,721,064
  4. Step 4: Simplify right side
    3,171,368.28x = 7,532,221,381,794.24
  5. Step 5: Solve for x
    x = 7,532,221,381,794.24/3,171,368.28
  6. Step 6: Final answer
    x = 2,375,069.91

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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.