Home / 5,238,879.59-7,859,271.20-2,164,877.75

Finding the Fourth Proportional to 5,238,879.59, 7,859,271.20 and 2,164,877.75

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Solution

The fourth proportional to 5,238,879.59, 7,859,271.20 and 2,164,877.75 is: 3,247,709.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,238,879.59 : 7,859,271.20 = 2,164,877.75 : x
  2. Step 2: Convert to fraction form
    5,238,879.59/7,859,271.20 = 2,164,877.75/x
  3. Step 3: Cross multiply
    5,238,879.59x = 7,859,271.20 × 2,164,877.75
  4. Step 4: Simplify right side
    5,238,879.59x = 17,014,361,301,975.06
  5. Step 5: Solve for x
    x = 17,014,361,301,975.06/5,238,879.59
  6. Step 6: Final answer
    x = 3,247,709.94

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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.