Home / 2,692,843.80-4,039,265.70-1,842,538.20

Finding the Fourth Proportional to 2,692,843.80, 4,039,265.70 and 1,842,538.20

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Solution

The fourth proportional to 2,692,843.80, 4,039,265.70 and 1,842,538.20 is: 2,763,807.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692,843.80 : 4,039,265.70 = 1,842,538.20 : x
  2. Step 2: Convert to fraction form
    2,692,843.80/4,039,265.70 = 1,842,538.20/x
  3. Step 3: Cross multiply
    2,692,843.80x = 4,039,265.70 × 1,842,538.20
  4. Step 4: Simplify right side
    2,692,843.80x = 7,442,501,352,199.74
  5. Step 5: Solve for x
    x = 7,442,501,352,199.74/2,692,843.80
  6. Step 6: Final answer
    x = 2,763,807.30

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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.