Home / 1,941,080.08-2,909,650.20-742,694.80

Finding the Fourth Proportional to 1,941,080.08, 2,909,650.20 and 742,694.80

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Solution

The fourth proportional to 1,941,080.08, 2,909,650.20 and 742,694.80 is: 1,113,288.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,080.08 : 2,909,650.20 = 742,694.80 : x
  2. Step 2: Convert to fraction form
    1,941,080.08/2,909,650.20 = 742,694.80/x
  3. Step 3: Cross multiply
    1,941,080.08x = 2,909,650.20 × 742,694.80
  4. Step 4: Simplify right side
    1,941,080.08x = 2,160,982,073,358.96
  5. Step 5: Solve for x
    x = 2,160,982,073,358.96/1,941,080.08
  6. Step 6: Final answer
    x = 1,113,288.47

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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.