Home / 1,101,030.30-1,518,477.03-713,493.90

Finding the Fourth Proportional to 1,101,030.30, 1,518,477.03 and 713,493.90

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Solution

The fourth proportional to 1,101,030.30, 1,518,477.03 and 713,493.90 is: 984,009.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,030.30 : 1,518,477.03 = 713,493.90 : x
  2. Step 2: Convert to fraction form
    1,101,030.30/1,518,477.03 = 713,493.90/x
  3. Step 3: Cross multiply
    1,101,030.30x = 1,518,477.03 × 713,493.90
  4. Step 4: Simplify right side
    1,101,030.30x = 1,083,424,098,195.12
  5. Step 5: Solve for x
    x = 1,083,424,098,195.12/1,101,030.30
  6. Step 6: Final answer
    x = 984,009.34

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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.