Home / 4,200,998.40-6,302,275.20-1,361,203.20

Finding the Fourth Proportional to 4,200,998.40, 6,302,275.20 and 1,361,203.20

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Solution

The fourth proportional to 4,200,998.40, 6,302,275.20 and 1,361,203.20 is: 2,042,056.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200,998.40 : 6,302,275.20 = 1,361,203.20 : x
  2. Step 2: Convert to fraction form
    4,200,998.40/6,302,275.20 = 1,361,203.20/x
  3. Step 3: Cross multiply
    4,200,998.40x = 6,302,275.20 × 1,361,203.20
  4. Step 4: Simplify right side
    4,200,998.40x = 8,578,677,169,520.64
  5. Step 5: Solve for x
    x = 8,578,677,169,520.64/4,200,998.40
  6. Step 6: Final answer
    x = 2,042,056.76

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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.