Home / 1,771,353.36-2,657,012.54-811,536.71

Finding the Fourth Proportional to 1,771,353.36, 2,657,012.54 and 811,536.71

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Solution

The fourth proportional to 1,771,353.36, 2,657,012.54 and 811,536.71 is: 1,217,297.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,353.36 : 2,657,012.54 = 811,536.71 : x
  2. Step 2: Convert to fraction form
    1,771,353.36/2,657,012.54 = 811,536.71/x
  3. Step 3: Cross multiply
    1,771,353.36x = 2,657,012.54 × 811,536.71
  4. Step 4: Simplify right side
    1,771,353.36x = 2,156,263,197,797.60
  5. Step 5: Solve for x
    x = 2,156,263,197,797.60/1,771,353.36
  6. Step 6: Final answer
    x = 1,217,297.04

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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.