Home / 2,785,302.78-3,844,401.58-1,698,173.78

Finding the Fourth Proportional to 2,785,302.78, 3,844,401.58 and 1,698,173.78

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Solution

The fourth proportional to 2,785,302.78, 3,844,401.58 and 1,698,173.78 is: 2,343,896.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,302.78 : 3,844,401.58 = 1,698,173.78 : x
  2. Step 2: Convert to fraction form
    2,785,302.78/3,844,401.58 = 1,698,173.78/x
  3. Step 3: Cross multiply
    2,785,302.78x = 3,844,401.58 × 1,698,173.78
  4. Step 4: Simplify right side
    2,785,302.78x = 6,528,461,962,946.57
  5. Step 5: Solve for x
    x = 6,528,461,962,946.57/2,785,302.78
  6. Step 6: Final answer
    x = 2,343,896.69

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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.