Home / 1,149,730.25-1,586,629.25-626,438.39

Finding the Fourth Proportional to 1,149,730.25, 1,586,629.25 and 626,438.39

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Solution

The fourth proportional to 1,149,730.25, 1,586,629.25 and 626,438.39 is: 864,485.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,730.25 : 1,586,629.25 = 626,438.39 : x
  2. Step 2: Convert to fraction form
    1,149,730.25/1,586,629.25 = 626,438.39/x
  3. Step 3: Cross multiply
    1,149,730.25x = 1,586,629.25 × 626,438.39
  4. Step 4: Simplify right side
    1,149,730.25x = 993,925,461,831.57
  5. Step 5: Solve for x
    x = 993,925,461,831.57/1,149,730.25
  6. Step 6: Final answer
    x = 864,485.79

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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.