Home / 2,114,661.80-2,918,236.24-1,147,792.30

Finding the Fourth Proportional to 2,114,661.80, 2,918,236.24 and 1,147,792.30

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Solution

The fourth proportional to 2,114,661.80, 2,918,236.24 and 1,147,792.30 is: 1,583,954.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,661.80 : 2,918,236.24 = 1,147,792.30 : x
  2. Step 2: Convert to fraction form
    2,114,661.80/2,918,236.24 = 1,147,792.30/x
  3. Step 3: Cross multiply
    2,114,661.80x = 2,918,236.24 × 1,147,792.30
  4. Step 4: Simplify right side
    2,114,661.80x = 3,349,529,071,261.77
  5. Step 5: Solve for x
    x = 3,349,529,071,261.77/2,114,661.80
  6. Step 6: Final answer
    x = 1,583,954.97

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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.