Home / 1,144,776-1,579,794.03-628,563.34

Finding the Fourth Proportional to 1,144,776, 1,579,794.03 and 628,563.34

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Solution

The fourth proportional to 1,144,776, 1,579,794.03 and 628,563.34 is: 867,419.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,776 : 1,579,794.03 = 628,563.34 : x
  2. Step 2: Convert to fraction form
    1,144,776/1,579,794.03 = 628,563.34/x
  3. Step 3: Cross multiply
    1,144,776x = 1,579,794.03 × 628,563.34
  4. Step 4: Simplify right side
    1,144,776x = 993,000,612,008.86
  5. Step 5: Solve for x
    x = 993,000,612,008.86/1,144,776
  6. Step 6: Final answer
    x = 867,419.14

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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.