Home / 968,190.80-1,455,785.40-947,195.60

Finding the Fourth Proportional to 968,190.80, 1,455,785.40 and 947,195.60

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Solution

The fourth proportional to 968,190.80, 1,455,785.40 and 947,195.60 is: 1,424,216.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,190.80 : 1,455,785.40 = 947,195.60 : x
  2. Step 2: Convert to fraction form
    968,190.80/1,455,785.40 = 947,195.60/x
  3. Step 3: Cross multiply
    968,190.80x = 1,455,785.40 × 947,195.60
  4. Step 4: Simplify right side
    968,190.80x = 1,378,913,525,424.24
  5. Step 5: Solve for x
    x = 1,378,913,525,424.24/968,190.80
  6. Step 6: Final answer
    x = 1,424,216.72

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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.