Home / 1,863,328.62-2,571,072.66-1,047,418.86

Finding the Fourth Proportional to 1,863,328.62, 2,571,072.66 and 1,047,418.86

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Solution

The fourth proportional to 1,863,328.62, 2,571,072.66 and 1,047,418.86 is: 1,445,257.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,328.62 : 2,571,072.66 = 1,047,418.86 : x
  2. Step 2: Convert to fraction form
    1,863,328.62/2,571,072.66 = 1,047,418.86/x
  3. Step 3: Cross multiply
    1,863,328.62x = 2,571,072.66 × 1,047,418.86
  4. Step 4: Simplify right side
    1,863,328.62x = 2,692,989,994,514.37
  5. Step 5: Solve for x
    x = 2,692,989,994,514.37/1,863,328.62
  6. Step 6: Final answer
    x = 1,445,257.68

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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.