Home / 2,103,112.09-3,154,666.65-505,674.64

Finding the Fourth Proportional to 2,103,112.09, 3,154,666.65 and 505,674.64

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Solution

The fourth proportional to 2,103,112.09, 3,154,666.65 and 505,674.64 is: 758,511.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,112.09 : 3,154,666.65 = 505,674.64 : x
  2. Step 2: Convert to fraction form
    2,103,112.09/3,154,666.65 = 505,674.64/x
  3. Step 3: Cross multiply
    2,103,112.09x = 3,154,666.65 × 505,674.64
  4. Step 4: Simplify right side
    2,103,112.09x = 1,595,234,922,558.76
  5. Step 5: Solve for x
    x = 1,595,234,922,558.76/2,103,112.09
  6. Step 6: Final answer
    x = 758,511.60

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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.