Home / 4,018,714.28-5,545,830.52-2,183,173.78

Finding the Fourth Proportional to 4,018,714.28, 5,545,830.52 and 2,183,173.78

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Solution

The fourth proportional to 4,018,714.28, 5,545,830.52 and 2,183,173.78 is: 3,012,782.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018,714.28 : 5,545,830.52 = 2,183,173.78 : x
  2. Step 2: Convert to fraction form
    4,018,714.28/5,545,830.52 = 2,183,173.78/x
  3. Step 3: Cross multiply
    4,018,714.28x = 5,545,830.52 × 2,183,173.78
  4. Step 4: Simplify right side
    4,018,714.28x = 12,107,511,779,587.76
  5. Step 5: Solve for x
    x = 12,107,511,779,587.76/4,018,714.28
  6. Step 6: Final answer
    x = 3,012,782.43

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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.