Home / 1,898,868.18-2,846,333.93-1,187,262.12

Finding the Fourth Proportional to 1,898,868.18, 2,846,333.93 and 1,187,262.12

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Solution

The fourth proportional to 1,898,868.18, 2,846,333.93 and 1,187,262.12 is: 1,779,662.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,868.18 : 2,846,333.93 = 1,187,262.12 : x
  2. Step 2: Convert to fraction form
    1,898,868.18/2,846,333.93 = 1,187,262.12/x
  3. Step 3: Cross multiply
    1,898,868.18x = 2,846,333.93 × 1,187,262.12
  4. Step 4: Simplify right side
    1,898,868.18x = 3,379,344,455,959.73
  5. Step 5: Solve for x
    x = 3,379,344,455,959.73/1,898,868.18
  6. Step 6: Final answer
    x = 1,779,662.48

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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.