Home / 2,186,238.88-3,017,014.23-1,219,344.31

Finding the Fourth Proportional to 2,186,238.88, 3,017,014.23 and 1,219,344.31

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Solution

The fourth proportional to 2,186,238.88, 3,017,014.23 and 1,219,344.31 is: 1,682,697.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,238.88 : 3,017,014.23 = 1,219,344.31 : x
  2. Step 2: Convert to fraction form
    2,186,238.88/3,017,014.23 = 1,219,344.31/x
  3. Step 3: Cross multiply
    2,186,238.88x = 3,017,014.23 × 1,219,344.31
  4. Step 4: Simplify right side
    2,186,238.88x = 3,678,779,134,539.53
  5. Step 5: Solve for x
    x = 3,678,779,134,539.53/2,186,238.88
  6. Step 6: Final answer
    x = 1,682,697.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.