Home / 1,085,530.60-1,628,295.90-805,594.60

Finding the Fourth Proportional to 1,085,530.60, 1,628,295.90 and 805,594.60

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Solution

The fourth proportional to 1,085,530.60, 1,628,295.90 and 805,594.60 is: 1,208,391.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,530.60 : 1,628,295.90 = 805,594.60 : x
  2. Step 2: Convert to fraction form
    1,085,530.60/1,628,295.90 = 805,594.60/x
  3. Step 3: Cross multiply
    1,085,530.60x = 1,628,295.90 × 805,594.60
  4. Step 4: Simplify right side
    1,085,530.60x = 1,311,746,384,242.14
  5. Step 5: Solve for x
    x = 1,311,746,384,242.14/1,085,530.60
  6. Step 6: Final answer
    x = 1,208,391.90

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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.