Home / 1,192,903.19-1,646,193.64-709,457.73

Finding the Fourth Proportional to 1,192,903.19, 1,646,193.64 and 709,457.73

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Solution

The fourth proportional to 1,192,903.19, 1,646,193.64 and 709,457.73 is: 979,044.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,903.19 : 1,646,193.64 = 709,457.73 : x
  2. Step 2: Convert to fraction form
    1,192,903.19/1,646,193.64 = 709,457.73/x
  3. Step 3: Cross multiply
    1,192,903.19x = 1,646,193.64 × 709,457.73
  4. Step 4: Simplify right side
    1,192,903.19x = 1,167,904,802,974.84
  5. Step 5: Solve for x
    x = 1,167,904,802,974.84/1,192,903.19
  6. Step 6: Final answer
    x = 979,044.08

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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.