Home / 1,265,736.58-1,898,390.73-354,709.38

Finding the Fourth Proportional to 1,265,736.58, 1,898,390.73 and 354,709.38

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Solution

The fourth proportional to 1,265,736.58, 1,898,390.73 and 354,709.38 is: 532,004.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,736.58 : 1,898,390.73 = 354,709.38 : x
  2. Step 2: Convert to fraction form
    1,265,736.58/1,898,390.73 = 354,709.38/x
  3. Step 3: Cross multiply
    1,265,736.58x = 1,898,390.73 × 354,709.38
  4. Step 4: Simplify right side
    1,265,736.58x = 673,376,994,090.07
  5. Step 5: Solve for x
    x = 673,376,994,090.07/1,265,736.58
  6. Step 6: Final answer
    x = 532,004.05

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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.