Home / 3,450,986.20-5,176,430.70-1,557,724.60

Finding the Fourth Proportional to 3,450,986.20, 5,176,430.70 and 1,557,724.60

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Solution

The fourth proportional to 3,450,986.20, 5,176,430.70 and 1,557,724.60 is: 2,336,564.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450,986.20 : 5,176,430.70 = 1,557,724.60 : x
  2. Step 2: Convert to fraction form
    3,450,986.20/5,176,430.70 = 1,557,724.60/x
  3. Step 3: Cross multiply
    3,450,986.20x = 5,176,430.70 × 1,557,724.60
  4. Step 4: Simplify right side
    3,450,986.20x = 8,063,453,441,585.22
  5. Step 5: Solve for x
    x = 8,063,453,441,585.22/3,450,986.20
  6. Step 6: Final answer
    x = 2,336,564.96

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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.