Home / 2,161,714.10-2,983,165.61-1,181,657.03

Finding the Fourth Proportional to 2,161,714.10, 2,983,165.61 and 1,181,657.03

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Solution

The fourth proportional to 2,161,714.10, 2,983,165.61 and 1,181,657.03 is: 1,630,686.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,161,714.10 : 2,983,165.61 = 1,181,657.03 : x
  2. Step 2: Convert to fraction form
    2,161,714.10/2,983,165.61 = 1,181,657.03/x
  3. Step 3: Cross multiply
    2,161,714.10x = 2,983,165.61 × 1,181,657.03
  4. Step 4: Simplify right side
    2,161,714.10x = 3,525,078,614,710.74
  5. Step 5: Solve for x
    x = 3,525,078,614,710.74/2,161,714.10
  6. Step 6: Final answer
    x = 1,630,686.78

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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.