Home / 3,171,599.57-4,376,840.12-1,721,307.53

Finding the Fourth Proportional to 3,171,599.57, 4,376,840.12 and 1,721,307.53

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Solution

The fourth proportional to 3,171,599.57, 4,376,840.12 and 1,721,307.53 is: 2,375,422.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,599.57 : 4,376,840.12 = 1,721,307.53 : x
  2. Step 2: Convert to fraction form
    3,171,599.57/4,376,840.12 = 1,721,307.53/x
  3. Step 3: Cross multiply
    3,171,599.57x = 4,376,840.12 × 1,721,307.53
  4. Step 4: Simplify right side
    3,171,599.57x = 7,533,887,825,671.37
  5. Step 5: Solve for x
    x = 7,533,887,825,671.37/3,171,599.57
  6. Step 6: Final answer
    x = 2,375,422.14

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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.