Home / 3,125,852.28-4,685,562.60-1,421,181.36

Finding the Fourth Proportional to 3,125,852.28, 4,685,562.60 and 1,421,181.36

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Solution

The fourth proportional to 3,125,852.28, 4,685,562.60 and 1,421,181.36 is: 2,130,309.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125,852.28 : 4,685,562.60 = 1,421,181.36 : x
  2. Step 2: Convert to fraction form
    3,125,852.28/4,685,562.60 = 1,421,181.36/x
  3. Step 3: Cross multiply
    3,125,852.28x = 4,685,562.60 × 1,421,181.36
  4. Step 4: Simplify right side
    3,125,852.28x = 6,659,034,228,233.14
  5. Step 5: Solve for x
    x = 6,659,034,228,233.14/3,125,852.28
  6. Step 6: Final answer
    x = 2,130,309.95

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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.