Home / 1,179,333.80-1,769,000.70-806,085.80

Finding the Fourth Proportional to 1,179,333.80, 1,769,000.70 and 806,085.80

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Solution

The fourth proportional to 1,179,333.80, 1,769,000.70 and 806,085.80 is: 1,209,128.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,333.80 : 1,769,000.70 = 806,085.80 : x
  2. Step 2: Convert to fraction form
    1,179,333.80/1,769,000.70 = 806,085.80/x
  3. Step 3: Cross multiply
    1,179,333.80x = 1,769,000.70 × 806,085.80
  4. Step 4: Simplify right side
    1,179,333.80x = 1,425,966,344,460.06
  5. Step 5: Solve for x
    x = 1,425,966,344,460.06/1,179,333.80
  6. Step 6: Final answer
    x = 1,209,128.70

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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.