Home / 1,107,357.81-1,527,451.61-698,746.02

Finding the Fourth Proportional to 1,107,357.81, 1,527,451.61 and 698,746.02

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Solution

The fourth proportional to 1,107,357.81, 1,527,451.61 and 698,746.02 is: 963,826.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,357.81 : 1,527,451.61 = 698,746.02 : x
  2. Step 2: Convert to fraction form
    1,107,357.81/1,527,451.61 = 698,746.02/x
  3. Step 3: Cross multiply
    1,107,357.81x = 1,527,451.61 × 698,746.02
  4. Step 4: Simplify right side
    1,107,357.81x = 1,067,300,729,736.36
  5. Step 5: Solve for x
    x = 1,067,300,729,736.36/1,107,357.81
  6. Step 6: Final answer
    x = 963,826.43

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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.