Home / 1,879,921.56-2,594,222.46-1,020,462.96

Finding the Fourth Proportional to 1,879,921.56, 2,594,222.46 and 1,020,462.96

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Solution

The fourth proportional to 1,879,921.56, 2,594,222.46 and 1,020,462.96 is: 1,408,201.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,921.56 : 2,594,222.46 = 1,020,462.96 : x
  2. Step 2: Convert to fraction form
    1,879,921.56/2,594,222.46 = 1,020,462.96/x
  3. Step 3: Cross multiply
    1,879,921.56x = 2,594,222.46 × 1,020,462.96
  4. Step 4: Simplify right side
    1,879,921.56x = 2,647,307,930,430.08
  5. Step 5: Solve for x
    x = 2,647,307,930,430.08/1,879,921.56
  6. Step 6: Final answer
    x = 1,408,201.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.