Home / 1,112,659.79-1,535,470.50-603,362.57

Finding the Fourth Proportional to 1,112,659.79, 1,535,470.50 and 603,362.57

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Solution

The fourth proportional to 1,112,659.79, 1,535,470.50 and 603,362.57 is: 832,640.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,659.79 : 1,535,470.50 = 603,362.57 : x
  2. Step 2: Convert to fraction form
    1,112,659.79/1,535,470.50 = 603,362.57/x
  3. Step 3: Cross multiply
    1,112,659.79x = 1,535,470.50 × 603,362.57
  4. Step 4: Simplify right side
    1,112,659.79x = 926,445,419,361.83
  5. Step 5: Solve for x
    x = 926,445,419,361.83/1,112,659.79
  6. Step 6: Final answer
    x = 832,640.34

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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.