Home / 3,942,792.54-5,914,837.73-1,210,271.36

Finding the Fourth Proportional to 3,942,792.54, 5,914,837.73 and 1,210,271.36

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Solution

The fourth proportional to 3,942,792.54, 5,914,837.73 and 1,210,271.36 is: 1,815,606.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,792.54 : 5,914,837.73 = 1,210,271.36 : x
  2. Step 2: Convert to fraction form
    3,942,792.54/5,914,837.73 = 1,210,271.36/x
  3. Step 3: Cross multiply
    3,942,792.54x = 5,914,837.73 × 1,210,271.36
  4. Step 4: Simplify right side
    3,942,792.54x = 7,158,558,677,117.90
  5. Step 5: Solve for x
    x = 7,158,558,677,117.90/3,942,792.54
  6. Step 6: Final answer
    x = 1,815,606.22

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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.