Home / 1,618,647.30-2,428,294.95-481,407.30

Finding the Fourth Proportional to 1,618,647.30, 2,428,294.95 and 481,407.30

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Solution

The fourth proportional to 1,618,647.30, 2,428,294.95 and 481,407.30 is: 722,207.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,647.30 : 2,428,294.95 = 481,407.30 : x
  2. Step 2: Convert to fraction form
    1,618,647.30/2,428,294.95 = 481,407.30/x
  3. Step 3: Cross multiply
    1,618,647.30x = 2,428,294.95 × 481,407.30
  4. Step 4: Simplify right side
    1,618,647.30x = 1,168,998,915,483.14
  5. Step 5: Solve for x
    x = 1,168,998,915,483.14/1,618,647.30
  6. Step 6: Final answer
    x = 722,207.31

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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.