Home / 1,878,861.84-2,576,887.26-1,801,703.76

Finding the Fourth Proportional to 1,878,861.84, 2,576,887.26 and 1,801,703.76

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Solution

The fourth proportional to 1,878,861.84, 2,576,887.26 and 1,801,703.76 is: 2,471,063.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,861.84 : 2,576,887.26 = 1,801,703.76 : x
  2. Step 2: Convert to fraction form
    1,878,861.84/2,576,887.26 = 1,801,703.76/x
  3. Step 3: Cross multiply
    1,878,861.84x = 2,576,887.26 × 1,801,703.76
  4. Step 4: Simplify right side
    1,878,861.84x = 4,642,787,465,438.10
  5. Step 5: Solve for x
    x = 4,642,787,465,438.10/1,878,861.84
  6. Step 6: Final answer
    x = 2,471,063.79

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.