Home / 2,875,698.16-3,968,812.32-2,100,941.27

Finding the Fourth Proportional to 2,875,698.16, 3,968,812.32 and 2,100,941.27

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Solution

The fourth proportional to 2,875,698.16, 3,968,812.32 and 2,100,941.27 is: 2,899,553.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,698.16 : 3,968,812.32 = 2,100,941.27 : x
  2. Step 2: Convert to fraction form
    2,875,698.16/3,968,812.32 = 2,100,941.27/x
  3. Step 3: Cross multiply
    2,875,698.16x = 3,968,812.32 × 2,100,941.27
  4. Step 4: Simplify right side
    2,875,698.16x = 8,338,241,595,972.45
  5. Step 5: Solve for x
    x = 8,338,241,595,972.45/2,875,698.16
  6. Step 6: Final answer
    x = 2,899,553.82

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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.