Home / 1,087,585.54-1,631,544.27-554,815.87

Finding the Fourth Proportional to 1,087,585.54, 1,631,544.27 and 554,815.87

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Solution

The fourth proportional to 1,087,585.54, 1,631,544.27 and 554,815.87 is: 832,308.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,585.54 : 1,631,544.27 = 554,815.87 : x
  2. Step 2: Convert to fraction form
    1,087,585.54/1,631,544.27 = 554,815.87/x
  3. Step 3: Cross multiply
    1,087,585.54x = 1,631,544.27 × 554,815.87
  4. Step 4: Simplify right side
    1,087,585.54x = 905,206,653,603.57
  5. Step 5: Solve for x
    x = 905,206,653,603.57/1,087,585.54
  6. Step 6: Final answer
    x = 832,308.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.