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Finding the Fourth Proportional to 2,736,007.80, 4,098,106.80 and 2,263,615.80

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Solution

The fourth proportional to 2,736,007.80, 4,098,106.80 and 2,263,615.80 is: 3,390,538.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736,007.80 : 4,098,106.80 = 2,263,615.80 : x
  2. Step 2: Convert to fraction form
    2,736,007.80/4,098,106.80 = 2,263,615.80/x
  3. Step 3: Cross multiply
    2,736,007.80x = 4,098,106.80 × 2,263,615.80
  4. Step 4: Simplify right side
    2,736,007.80x = 9,276,539,302,567.44
  5. Step 5: Solve for x
    x = 9,276,539,302,567.44/2,736,007.80
  6. Step 6: Final answer
    x = 3,390,538.32

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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.