Home / 1,705,554.83-2,559,669.39-1,189,866.44

Finding the Fourth Proportional to 1,705,554.83, 2,559,669.39 and 1,189,866.44

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Solution

The fourth proportional to 1,705,554.83, 2,559,669.39 and 1,189,866.44 is: 1,785,732.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,554.83 : 2,559,669.39 = 1,189,866.44 : x
  2. Step 2: Convert to fraction form
    1,705,554.83/2,559,669.39 = 1,189,866.44/x
  3. Step 3: Cross multiply
    1,705,554.83x = 2,559,669.39 × 1,189,866.44
  4. Step 4: Simplify right side
    1,705,554.83x = 3,045,664,711,055.45
  5. Step 5: Solve for x
    x = 3,045,664,711,055.45/1,705,554.83
  6. Step 6: Final answer
    x = 1,785,732.51

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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.