Home / 2,161,622.95-2,983,051.49-1,181,563.32

Finding the Fourth Proportional to 2,161,622.95, 2,983,051.49 and 1,181,563.32

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Solution

The fourth proportional to 2,161,622.95, 2,983,051.49 and 1,181,563.32 is: 1,630,563.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,161,622.95 : 2,983,051.49 = 1,181,563.32 : x
  2. Step 2: Convert to fraction form
    2,161,622.95/2,983,051.49 = 1,181,563.32/x
  3. Step 3: Cross multiply
    2,161,622.95x = 2,983,051.49 × 1,181,563.32
  4. Step 4: Simplify right side
    2,161,622.95x = 3,524,664,216,347.53
  5. Step 5: Solve for x
    x = 3,524,664,216,347.53/2,161,622.95
  6. Step 6: Final answer
    x = 1,630,563.84

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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.