Home / 1,705,555.83-2,559,670.89-1,189,867.44

Finding the Fourth Proportional to 1,705,555.83, 2,559,670.89 and 1,189,867.44

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Solution

The fourth proportional to 1,705,555.83, 2,559,670.89 and 1,189,867.44 is: 1,785,734.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,555.83 : 2,559,670.89 = 1,189,867.44 : x
  2. Step 2: Convert to fraction form
    1,705,555.83/2,559,670.89 = 1,189,867.44/x
  3. Step 3: Cross multiply
    1,705,555.83x = 2,559,670.89 × 1,189,867.44
  4. Step 4: Simplify right side
    1,705,555.83x = 3,045,669,049,126.82
  5. Step 5: Solve for x
    x = 3,045,669,049,126.82/1,705,555.83
  6. Step 6: Final answer
    x = 1,785,734.01

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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.