Home / 3,144,486.96-4,339,406.70-1,786,434.48

Finding the Fourth Proportional to 3,144,486.96, 4,339,406.70 and 1,786,434.48

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Solution

The fourth proportional to 3,144,486.96, 4,339,406.70 and 1,786,434.48 is: 2,465,287.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144,486.96 : 4,339,406.70 = 1,786,434.48 : x
  2. Step 2: Convert to fraction form
    3,144,486.96/4,339,406.70 = 1,786,434.48/x
  3. Step 3: Cross multiply
    3,144,486.96x = 4,339,406.70 × 1,786,434.48
  4. Step 4: Simplify right side
    3,144,486.96x = 7,752,065,751,623.02
  5. Step 5: Solve for x
    x = 7,752,065,751,623.02/3,144,486.96
  6. Step 6: Final answer
    x = 2,465,287.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.