Home / 1,705,579.29-2,559,705.93-1,189,890.84

Finding the Fourth Proportional to 1,705,579.29, 2,559,705.93 and 1,189,890.84

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Solution

The fourth proportional to 1,705,579.29, 2,559,705.93 and 1,189,890.84 is: 1,785,769.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,579.29 : 2,559,705.93 = 1,189,890.84 : x
  2. Step 2: Convert to fraction form
    1,705,579.29/2,559,705.93 = 1,189,890.84/x
  3. Step 3: Cross multiply
    1,705,579.29x = 2,559,705.93 × 1,189,890.84
  4. Step 4: Simplify right side
    1,705,579.29x = 3,045,770,639,200.68
  5. Step 5: Solve for x
    x = 3,045,770,639,200.68/1,705,579.29
  6. Step 6: Final answer
    x = 1,785,769.01

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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.