Home / 1,055,881.26-1,583,969.11-326,464.03

Finding the Fourth Proportional to 1,055,881.26, 1,583,969.11 and 326,464.03

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Solution

The fourth proportional to 1,055,881.26, 1,583,969.11 and 326,464.03 is: 489,741.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,881.26 : 1,583,969.11 = 326,464.03 : x
  2. Step 2: Convert to fraction form
    1,055,881.26/1,583,969.11 = 326,464.03/x
  3. Step 3: Cross multiply
    1,055,881.26x = 1,583,969.11 × 326,464.03
  4. Step 4: Simplify right side
    1,055,881.26x = 517,108,939,046.11
  5. Step 5: Solve for x
    x = 517,108,939,046.11/1,055,881.26
  6. Step 6: Final answer
    x = 489,741.56

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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.