Home / 2,860,763.11-3,947,895.06-1,554,039.72

Finding the Fourth Proportional to 2,860,763.11, 3,947,895.06 and 1,554,039.72

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Solution

The fourth proportional to 2,860,763.11, 3,947,895.06 and 1,554,039.72 is: 2,144,597.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860,763.11 : 3,947,895.06 = 1,554,039.72 : x
  2. Step 2: Convert to fraction form
    2,860,763.11/3,947,895.06 = 1,554,039.72/x
  3. Step 3: Cross multiply
    2,860,763.11x = 3,947,895.06 × 1,554,039.72
  4. Step 4: Simplify right side
    2,860,763.11x = 6,135,185,733,631.78
  5. Step 5: Solve for x
    x = 6,135,185,733,631.78/2,860,763.11
  6. Step 6: Final answer
    x = 2,144,597.62

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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.