Home / 2,455,638.40-3,685,033.55-1,646,935.82

Finding the Fourth Proportional to 2,455,638.40, 3,685,033.55 and 1,646,935.82

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Solution

The fourth proportional to 2,455,638.40, 3,685,033.55 and 1,646,935.82 is: 2,471,460.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455,638.40 : 3,685,033.55 = 1,646,935.82 : x
  2. Step 2: Convert to fraction form
    2,455,638.40/3,685,033.55 = 1,646,935.82/x
  3. Step 3: Cross multiply
    2,455,638.40x = 3,685,033.55 × 1,646,935.82
  4. Step 4: Simplify right side
    2,455,638.40x = 6,069,013,751,396.76
  5. Step 5: Solve for x
    x = 6,069,013,751,396.76/2,455,638.40
  6. Step 6: Final answer
    x = 2,471,460.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.