Home / 1,177,336.40-1,624,727.40-668,037.44

Finding the Fourth Proportional to 1,177,336.40, 1,624,727.40 and 668,037.44

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Solution

The fourth proportional to 1,177,336.40, 1,624,727.40 and 668,037.44 is: 921,893.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,336.40 : 1,624,727.40 = 668,037.44 : x
  2. Step 2: Convert to fraction form
    1,177,336.40/1,624,727.40 = 668,037.44/x
  3. Step 3: Cross multiply
    1,177,336.40x = 1,624,727.40 × 668,037.44
  4. Step 4: Simplify right side
    1,177,336.40x = 1,085,378,732,993.86
  5. Step 5: Solve for x
    x = 1,085,378,732,993.86/1,177,336.40
  6. Step 6: Final answer
    x = 921,893.46

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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.