Home / 2,716,333.54-3,743,795.36-1,989,637.18

Finding the Fourth Proportional to 2,716,333.54, 3,743,795.36 and 1,989,637.18

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Solution

The fourth proportional to 2,716,333.54, 3,743,795.36 and 1,989,637.18 is: 2,742,223.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716,333.54 : 3,743,795.36 = 1,989,637.18 : x
  2. Step 2: Convert to fraction form
    2,716,333.54/3,743,795.36 = 1,989,637.18/x
  3. Step 3: Cross multiply
    2,716,333.54x = 3,743,795.36 × 1,989,637.18
  4. Step 4: Simplify right side
    2,716,333.54x = 7,448,794,442,567.49
  5. Step 5: Solve for x
    x = 7,448,794,442,567.49/2,716,333.54
  6. Step 6: Final answer
    x = 2,742,223.79

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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.