Home / 2,825,447.60-4,240,055.87-1,028,330.57

Finding the Fourth Proportional to 2,825,447.60, 4,240,055.87 and 1,028,330.57

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Solution

The fourth proportional to 2,825,447.60, 4,240,055.87 and 1,028,330.57 is: 1,543,181.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,447.60 : 4,240,055.87 = 1,028,330.57 : x
  2. Step 2: Convert to fraction form
    2,825,447.60/4,240,055.87 = 1,028,330.57/x
  3. Step 3: Cross multiply
    2,825,447.60x = 4,240,055.87 × 1,028,330.57
  4. Step 4: Simplify right side
    2,825,447.60x = 4,360,179,078,943.67
  5. Step 5: Solve for x
    x = 4,360,179,078,943.67/2,825,447.60
  6. Step 6: Final answer
    x = 1,543,181.72

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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.