Home / 1,213,057-1,673,477.58-703,464.28

Finding the Fourth Proportional to 1,213,057, 1,673,477.58 and 703,464.28

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Solution

The fourth proportional to 1,213,057, 1,673,477.58 and 703,464.28 is: 970,466.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,057 : 1,673,477.58 = 703,464.28 : x
  2. Step 2: Convert to fraction form
    1,213,057/1,673,477.58 = 703,464.28/x
  3. Step 3: Cross multiply
    1,213,057x = 1,673,477.58 × 703,464.28
  4. Step 4: Simplify right side
    1,213,057x = 1,177,231,700,910.84
  5. Step 5: Solve for x
    x = 1,177,231,700,910.84/1,213,057
  6. Step 6: Final answer
    x = 970,466.93

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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.