Home / 1,906,597.60-2,630,006.37-1,142,208.30

Finding the Fourth Proportional to 1,906,597.60, 2,630,006.37 and 1,142,208.30

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Solution

The fourth proportional to 1,906,597.60, 2,630,006.37 and 1,142,208.30 is: 1,575,589.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,597.60 : 2,630,006.37 = 1,142,208.30 : x
  2. Step 2: Convert to fraction form
    1,906,597.60/2,630,006.37 = 1,142,208.30/x
  3. Step 3: Cross multiply
    1,906,597.60x = 2,630,006.37 × 1,142,208.30
  4. Step 4: Simplify right side
    1,906,597.60x = 3,004,015,104,866.87
  5. Step 5: Solve for x
    x = 3,004,015,104,866.87/1,906,597.60
  6. Step 6: Final answer
    x = 1,575,589.47

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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.