Home / 1,390,682.70-2,086,024.05-548,801.10

Finding the Fourth Proportional to 1,390,682.70, 2,086,024.05 and 548,801.10

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Solution

The fourth proportional to 1,390,682.70, 2,086,024.05 and 548,801.10 is: 823,201.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,390,682.70 : 2,086,024.05 = 548,801.10 : x
  2. Step 2: Convert to fraction form
    1,390,682.70/2,086,024.05 = 548,801.10/x
  3. Step 3: Cross multiply
    1,390,682.70x = 2,086,024.05 × 548,801.10
  4. Step 4: Simplify right side
    1,390,682.70x = 1,144,812,293,266.46
  5. Step 5: Solve for x
    x = 1,144,812,293,266.46/1,390,682.70
  6. Step 6: Final answer
    x = 823,201.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.