Home / 3,319,146.37-4,979,605.51-1,189,445.77

Finding the Fourth Proportional to 3,319,146.37, 4,979,605.51 and 1,189,445.77

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Solution

The fourth proportional to 3,319,146.37, 4,979,605.51 and 1,189,445.77 is: 1,784,486.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319,146.37 : 4,979,605.51 = 1,189,445.77 : x
  2. Step 2: Convert to fraction form
    3,319,146.37/4,979,605.51 = 1,189,445.77/x
  3. Step 3: Cross multiply
    3,319,146.37x = 4,979,605.51 × 1,189,445.77
  4. Step 4: Simplify right side
    3,319,146.37x = 5,922,970,710,138.19
  5. Step 5: Solve for x
    x = 5,922,970,710,138.19/3,319,146.37
  6. Step 6: Final answer
    x = 1,784,486.14

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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.