Home / 1,361,406.80-2,042,110.20-983,493.20

Finding the Fourth Proportional to 1,361,406.80, 2,042,110.20 and 983,493.20

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Solution

The fourth proportional to 1,361,406.80, 2,042,110.20 and 983,493.20 is: 1,475,239.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,406.80 : 2,042,110.20 = 983,493.20 : x
  2. Step 2: Convert to fraction form
    1,361,406.80/2,042,110.20 = 983,493.20/x
  3. Step 3: Cross multiply
    1,361,406.80x = 2,042,110.20 × 983,493.20
  4. Step 4: Simplify right side
    1,361,406.80x = 2,008,401,495,350.64
  5. Step 5: Solve for x
    x = 2,008,401,495,350.64/1,361,406.80
  6. Step 6: Final answer
    x = 1,475,239.80

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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.