Home / 1,283,176.77-1,771,226.37-739,529.61

Finding the Fourth Proportional to 1,283,176.77, 1,771,226.37 and 739,529.61

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Solution

The fourth proportional to 1,283,176.77, 1,771,226.37 and 739,529.61 is: 1,020,805.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,176.77 : 1,771,226.37 = 739,529.61 : x
  2. Step 2: Convert to fraction form
    1,283,176.77/1,771,226.37 = 739,529.61/x
  3. Step 3: Cross multiply
    1,283,176.77x = 1,771,226.37 × 739,529.61
  4. Step 4: Simplify right side
    1,283,176.77x = 1,309,874,346,627.82
  5. Step 5: Solve for x
    x = 1,309,874,346,627.82/1,283,176.77
  6. Step 6: Final answer
    x = 1,020,805.84

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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.