Home / 1,604,537.70-2,212,986.39-1,363,617.78

Finding the Fourth Proportional to 1,604,537.70, 2,212,986.39 and 1,363,617.78

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Solution

The fourth proportional to 1,604,537.70, 2,212,986.39 and 1,363,617.78 is: 1,880,708.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,537.70 : 2,212,986.39 = 1,363,617.78 : x
  2. Step 2: Convert to fraction form
    1,604,537.70/2,212,986.39 = 1,363,617.78/x
  3. Step 3: Cross multiply
    1,604,537.70x = 2,212,986.39 × 1,363,617.78
  4. Step 4: Simplify right side
    1,604,537.70x = 3,017,667,588,302.01
  5. Step 5: Solve for x
    x = 3,017,667,588,302.01/1,604,537.70
  6. Step 6: Final answer
    x = 1,880,708.44

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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.