Home / 3,405,634.40-5,110,784.40-1,889,314.40

Finding the Fourth Proportional to 3,405,634.40, 5,110,784.40 and 1,889,314.40

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Solution

The fourth proportional to 3,405,634.40, 5,110,784.40 and 1,889,314.40 is: 2,835,265.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,634.40 : 5,110,784.40 = 1,889,314.40 : x
  2. Step 2: Convert to fraction form
    3,405,634.40/5,110,784.40 = 1,889,314.40/x
  3. Step 3: Cross multiply
    3,405,634.40x = 5,110,784.40 × 1,889,314.40
  4. Step 4: Simplify right side
    3,405,634.40x = 9,655,878,562,215.36
  5. Step 5: Solve for x
    x = 9,655,878,562,215.36/3,405,634.40
  6. Step 6: Final answer
    x = 2,835,265.75

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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.