Home / 1,307,993.94-1,961,971.44-361,343.70

Finding the Fourth Proportional to 1,307,993.94, 1,961,971.44 and 361,343.70

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Solution

The fourth proportional to 1,307,993.94, 1,961,971.44 and 361,343.70 is: 542,010.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,993.94 : 1,961,971.44 = 361,343.70 : x
  2. Step 2: Convert to fraction form
    1,307,993.94/1,961,971.44 = 361,343.70/x
  3. Step 3: Cross multiply
    1,307,993.94x = 1,961,971.44 × 361,343.70
  4. Step 4: Simplify right side
    1,307,993.94x = 708,946,019,423.93
  5. Step 5: Solve for x
    x = 708,946,019,423.93/1,307,993.94
  6. Step 6: Final answer
    x = 542,010.17

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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.