Home / 1,229,942.16-1,697,247-713,656.08

Finding the Fourth Proportional to 1,229,942.16, 1,697,247 and 713,656.08

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Solution

The fourth proportional to 1,229,942.16, 1,697,247 and 713,656.08 is: 984,802.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,942.16 : 1,697,247 = 713,656.08 : x
  2. Step 2: Convert to fraction form
    1,229,942.16/1,697,247 = 713,656.08/x
  3. Step 3: Cross multiply
    1,229,942.16x = 1,697,247 × 713,656.08
  4. Step 4: Simplify right side
    1,229,942.16x = 1,211,250,640,811.76
  5. Step 5: Solve for x
    x = 1,211,250,640,811.76/1,229,942.16
  6. Step 6: Final answer
    x = 984,802.93

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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.