Home / 1,800,997.60-2,485,438.08-1,026,742.93

Finding the Fourth Proportional to 1,800,997.60, 2,485,438.08 and 1,026,742.93

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Solution

The fourth proportional to 1,800,997.60, 2,485,438.08 and 1,026,742.93 is: 1,416,940.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,997.60 : 2,485,438.08 = 1,026,742.93 : x
  2. Step 2: Convert to fraction form
    1,800,997.60/2,485,438.08 = 1,026,742.93/x
  3. Step 3: Cross multiply
    1,800,997.60x = 2,485,438.08 × 1,026,742.93
  4. Step 4: Simplify right side
    1,800,997.60x = 2,551,905,976,592.77
  5. Step 5: Solve for x
    x = 2,551,905,976,592.77/1,800,997.60
  6. Step 6: Final answer
    x = 1,416,940.24

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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.