Home / 1,968,336.80-2,952,351.60-770,026.40

Finding the Fourth Proportional to 1,968,336.80, 2,952,351.60 and 770,026.40

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Solution

The fourth proportional to 1,968,336.80, 2,952,351.60 and 770,026.40 is: 1,154,979.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,336.80 : 2,952,351.60 = 770,026.40 : x
  2. Step 2: Convert to fraction form
    1,968,336.80/2,952,351.60 = 770,026.40/x
  3. Step 3: Cross multiply
    1,968,336.80x = 2,952,351.60 × 770,026.40
  4. Step 4: Simplify right side
    1,968,336.80x = 2,273,388,674,082.24
  5. Step 5: Solve for x
    x = 2,273,388,674,082.24/1,968,336.80
  6. Step 6: Final answer
    x = 1,154,979.51

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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.