Home / 3,168,947.68-4,373,150.16-1,718,642.56

Finding the Fourth Proportional to 3,168,947.68, 4,373,150.16 and 1,718,642.56

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Solution

The fourth proportional to 3,168,947.68, 4,373,150.16 and 1,718,642.56 is: 2,371,728.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,947.68 : 4,373,150.16 = 1,718,642.56 : x
  2. Step 2: Convert to fraction form
    3,168,947.68/4,373,150.16 = 1,718,642.56/x
  3. Step 3: Cross multiply
    3,168,947.68x = 4,373,150.16 × 1,718,642.56
  4. Step 4: Simplify right side
    3,168,947.68x = 7,515,881,986,246.81
  5. Step 5: Solve for x
    x = 7,515,881,986,246.81/3,168,947.68
  6. Step 6: Final answer
    x = 2,371,728.01

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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.