Home / 2,911,238.31-4,017,525.34-1,688,269.96

Finding the Fourth Proportional to 2,911,238.31, 4,017,525.34 and 1,688,269.96

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Solution

The fourth proportional to 2,911,238.31, 4,017,525.34 and 1,688,269.96 is: 2,329,822.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,238.31 : 4,017,525.34 = 1,688,269.96 : x
  2. Step 2: Convert to fraction form
    2,911,238.31/4,017,525.34 = 1,688,269.96/x
  3. Step 3: Cross multiply
    2,911,238.31x = 4,017,525.34 × 1,688,269.96
  4. Step 4: Simplify right side
    2,911,238.31x = 6,782,667,330,796.30
  5. Step 5: Solve for x
    x = 6,782,667,330,796.30/2,911,238.31
  6. Step 6: Final answer
    x = 2,329,822.09

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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.