Home / 3,895,785.36-5,376,172.50-2,176,907.58

Finding the Fourth Proportional to 3,895,785.36, 5,376,172.50 and 2,176,907.58

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Solution

The fourth proportional to 3,895,785.36, 5,376,172.50 and 2,176,907.58 is: 3,004,126.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895,785.36 : 5,376,172.50 = 2,176,907.58 : x
  2. Step 2: Convert to fraction form
    3,895,785.36/5,376,172.50 = 2,176,907.58/x
  3. Step 3: Cross multiply
    3,895,785.36x = 5,376,172.50 × 2,176,907.58
  4. Step 4: Simplify right side
    3,895,785.36x = 11,703,430,666,637.55
  5. Step 5: Solve for x
    x = 11,703,430,666,637.55/3,895,785.36
  6. Step 6: Final answer
    x = 3,004,126.15

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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.