Home / 3,345,825.40-5,013,197.70-1,923,400.60

Finding the Fourth Proportional to 3,345,825.40, 5,013,197.70 and 1,923,400.60

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Solution

The fourth proportional to 3,345,825.40, 5,013,197.70 and 1,923,400.60 is: 2,881,915.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345,825.40 : 5,013,197.70 = 1,923,400.60 : x
  2. Step 2: Convert to fraction form
    3,345,825.40/5,013,197.70 = 1,923,400.60/x
  3. Step 3: Cross multiply
    3,345,825.40x = 5,013,197.70 × 1,923,400.60
  4. Step 4: Simplify right side
    3,345,825.40x = 9,642,387,464,098.62
  5. Step 5: Solve for x
    x = 9,642,387,464,098.62/3,345,825.40
  6. Step 6: Final answer
    x = 2,881,915.91

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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.