Home / 2,102,730.88-3,153,434.56-682,458.88

Finding the Fourth Proportional to 2,102,730.88, 3,153,434.56 and 682,458.88

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Solution

The fourth proportional to 2,102,730.88, 3,153,434.56 and 682,458.88 is: 1,023,473.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,730.88 : 3,153,434.56 = 682,458.88 : x
  2. Step 2: Convert to fraction form
    2,102,730.88/3,153,434.56 = 682,458.88/x
  3. Step 3: Cross multiply
    2,102,730.88x = 3,153,434.56 × 682,458.88
  4. Step 4: Simplify right side
    2,102,730.88x = 2,152,089,417,970.89
  5. Step 5: Solve for x
    x = 2,152,089,417,970.89/2,102,730.88
  6. Step 6: Final answer
    x = 1,023,473.54

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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.