Home / 1,973,536.77-2,954,982.57-1,288,727.23

Finding the Fourth Proportional to 1,973,536.77, 2,954,982.57 and 1,288,727.23

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Solution

The fourth proportional to 1,973,536.77, 2,954,982.57 and 1,288,727.23 is: 1,929,615.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,536.77 : 2,954,982.57 = 1,288,727.23 : x
  2. Step 2: Convert to fraction form
    1,973,536.77/2,954,982.57 = 1,288,727.23/x
  3. Step 3: Cross multiply
    1,973,536.77x = 2,954,982.57 × 1,288,727.23
  4. Step 4: Simplify right side
    1,973,536.77x = 3,808,166,502,134.38
  5. Step 5: Solve for x
    x = 3,808,166,502,134.38/1,973,536.77
  6. Step 6: Final answer
    x = 1,929,615.18

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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.