Home / 1,552,250.80-2,142,103.08-873,187.30

Finding the Fourth Proportional to 1,552,250.80, 2,142,103.08 and 873,187.30

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Solution

The fourth proportional to 1,552,250.80, 2,142,103.08 and 873,187.30 is: 1,204,996.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,250.80 : 2,142,103.08 = 873,187.30 : x
  2. Step 2: Convert to fraction form
    1,552,250.80/2,142,103.08 = 873,187.30/x
  3. Step 3: Cross multiply
    1,552,250.80x = 2,142,103.08 × 873,187.30
  4. Step 4: Simplify right side
    1,552,250.80x = 1,870,457,204,746.88
  5. Step 5: Solve for x
    x = 1,870,457,204,746.88/1,552,250.80
  6. Step 6: Final answer
    x = 1,204,996.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.