Home / 1,916,276.58-2,645,347.20-1,181,362.19

Finding the Fourth Proportional to 1,916,276.58, 2,645,347.20 and 1,181,362.19

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Solution

The fourth proportional to 1,916,276.58, 2,645,347.20 and 1,181,362.19 is: 1,630,825.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,276.58 : 2,645,347.20 = 1,181,362.19 : x
  2. Step 2: Convert to fraction form
    1,916,276.58/2,645,347.20 = 1,181,362.19/x
  3. Step 3: Cross multiply
    1,916,276.58x = 2,645,347.20 × 1,181,362.19
  4. Step 4: Simplify right side
    1,916,276.58x = 3,125,113,143,845.52
  5. Step 5: Solve for x
    x = 3,125,113,143,845.52/1,916,276.58
  6. Step 6: Final answer
    x = 1,630,825.73

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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.