Home / 1,618,970.12-2,428,233.60-481,907.80

Finding the Fourth Proportional to 1,618,970.12, 2,428,233.60 and 481,907.80

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Solution

The fourth proportional to 1,618,970.12, 2,428,233.60 and 481,907.80 is: 722,795.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,970.12 : 2,428,233.60 = 481,907.80 : x
  2. Step 2: Convert to fraction form
    1,618,970.12/2,428,233.60 = 481,907.80/x
  3. Step 3: Cross multiply
    1,618,970.12x = 2,428,233.60 × 481,907.80
  4. Step 4: Simplify right side
    1,618,970.12x = 1,170,184,712,062.08
  5. Step 5: Solve for x
    x = 1,170,184,712,062.08/1,618,970.12
  6. Step 6: Final answer
    x = 722,795.74

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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.