Home / 1,243,800.21-1,716,477.44-699,955.41

Finding the Fourth Proportional to 1,243,800.21, 1,716,477.44 and 699,955.41

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Solution

The fourth proportional to 1,243,800.21, 1,716,477.44 and 699,955.41 is: 965,957.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,800.21 : 1,716,477.44 = 699,955.41 : x
  2. Step 2: Convert to fraction form
    1,243,800.21/1,716,477.44 = 699,955.41/x
  3. Step 3: Cross multiply
    1,243,800.21x = 1,716,477.44 × 699,955.41
  4. Step 4: Simplify right side
    1,243,800.21x = 1,201,457,666,771.17
  5. Step 5: Solve for x
    x = 1,201,457,666,771.17/1,243,800.21
  6. Step 6: Final answer
    x = 965,957.12

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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.