Home / 1,361,335.68-2,042,107.20-414,787.20

Finding the Fourth Proportional to 1,361,335.68, 2,042,107.20 and 414,787.20

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Solution

The fourth proportional to 1,361,335.68, 2,042,107.20 and 414,787.20 is: 622,212.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,335.68 : 2,042,107.20 = 414,787.20 : x
  2. Step 2: Convert to fraction form
    1,361,335.68/2,042,107.20 = 414,787.20/x
  3. Step 3: Cross multiply
    1,361,335.68x = 2,042,107.20 × 414,787.20
  4. Step 4: Simplify right side
    1,361,335.68x = 847,039,927,587.84
  5. Step 5: Solve for x
    x = 847,039,927,587.84/1,361,335.68
  6. Step 6: Final answer
    x = 622,212.39

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1.5x scale

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.