Home / 1,111,609.32-1,534,022.28-602,311.56

Finding the Fourth Proportional to 1,111,609.32, 1,534,022.28 and 602,311.56

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Solution

The fourth proportional to 1,111,609.32, 1,534,022.28 and 602,311.56 is: 831,190.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,609.32 : 1,534,022.28 = 602,311.56 : x
  2. Step 2: Convert to fraction form
    1,111,609.32/1,534,022.28 = 602,311.56/x
  3. Step 3: Cross multiply
    1,111,609.32x = 1,534,022.28 × 602,311.56
  4. Step 4: Simplify right side
    1,111,609.32x = 923,959,352,541.56
  5. Step 5: Solve for x
    x = 923,959,352,541.56/1,111,609.32
  6. Step 6: Final answer
    x = 831,190.72

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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.