Home / 1,112,660.79-1,535,471.88-603,363.57

Finding the Fourth Proportional to 1,112,660.79, 1,535,471.88 and 603,363.57

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Solution

The fourth proportional to 1,112,660.79, 1,535,471.88 and 603,363.57 is: 832,641.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,660.79 : 1,535,471.88 = 603,363.57 : x
  2. Step 2: Convert to fraction form
    1,112,660.79/1,535,471.88 = 603,363.57/x
  3. Step 3: Cross multiply
    1,112,660.79x = 1,535,471.88 × 603,363.57
  4. Step 4: Simplify right side
    1,112,660.79x = 926,447,795,151.41
  5. Step 5: Solve for x
    x = 926,447,795,151.41/1,112,660.79
  6. Step 6: Final answer
    x = 832,641.72

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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.