Home / 1,581,790.10-2,182,843.37-856,631.93

Finding the Fourth Proportional to 1,581,790.10, 2,182,843.37 and 856,631.93

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Solution

The fourth proportional to 1,581,790.10, 2,182,843.37 and 856,631.93 is: 1,182,137.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,790.10 : 2,182,843.37 = 856,631.93 : x
  2. Step 2: Convert to fraction form
    1,581,790.10/2,182,843.37 = 856,631.93/x
  3. Step 3: Cross multiply
    1,581,790.10x = 2,182,843.37 × 856,631.93
  4. Step 4: Simplify right side
    1,581,790.10x = 1,869,893,324,647.64
  5. Step 5: Solve for x
    x = 1,869,893,324,647.64/1,581,790.10
  6. Step 6: Final answer
    x = 1,182,137.46

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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.