Home / 1,108,078.02-1,528,548.57-741,189.06

Finding the Fourth Proportional to 1,108,078.02, 1,528,548.57 and 741,189.06

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Solution

The fourth proportional to 1,108,078.02, 1,528,548.57 and 741,189.06 is: 1,022,440.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,078.02 : 1,528,548.57 = 741,189.06 : x
  2. Step 2: Convert to fraction form
    1,108,078.02/1,528,548.57 = 741,189.06/x
  3. Step 3: Cross multiply
    1,108,078.02x = 1,528,548.57 × 741,189.06
  4. Step 4: Simplify right side
    1,108,078.02x = 1,132,943,477,762.64
  5. Step 5: Solve for x
    x = 1,132,943,477,762.64/1,108,078.02
  6. Step 6: Final answer
    x = 1,022,440.17

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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.