Home / 1,177,807.55-1,624,960.53-770,148

Finding the Fourth Proportional to 1,177,807.55, 1,624,960.53 and 770,148

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Solution

The fourth proportional to 1,177,807.55, 1,624,960.53 and 770,148 is: 1,062,533.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,807.55 : 1,624,960.53 = 770,148 : x
  2. Step 2: Convert to fraction form
    1,177,807.55/1,624,960.53 = 770,148/x
  3. Step 3: Cross multiply
    1,177,807.55x = 1,624,960.53 × 770,148
  4. Step 4: Simplify right side
    1,177,807.55x = 1,251,460,102,258.44
  5. Step 5: Solve for x
    x = 1,251,460,102,258.44/1,177,807.55
  6. Step 6: Final answer
    x = 1,062,533.61

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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.