Home / 2,935,419.12-4,399,514.64-1,399,222.32

Finding the Fourth Proportional to 2,935,419.12, 4,399,514.64 and 1,399,222.32

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Solution

The fourth proportional to 2,935,419.12, 4,399,514.64 and 1,399,222.32 is: 2,097,110.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935,419.12 : 4,399,514.64 = 1,399,222.32 : x
  2. Step 2: Convert to fraction form
    2,935,419.12/4,399,514.64 = 1,399,222.32/x
  3. Step 3: Cross multiply
    2,935,419.12x = 4,399,514.64 × 1,399,222.32
  4. Step 4: Simplify right side
    2,935,419.12x = 6,155,899,081,454.77
  5. Step 5: Solve for x
    x = 6,155,899,081,454.77/2,935,419.12
  6. Step 6: Final answer
    x = 2,097,110.78

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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.