Home / 1,753,298.70-2,629,948.05-1,280,906.70

Finding the Fourth Proportional to 1,753,298.70, 2,629,948.05 and 1,280,906.70

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Solution

The fourth proportional to 1,753,298.70, 2,629,948.05 and 1,280,906.70 is: 1,921,360.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,298.70 : 2,629,948.05 = 1,280,906.70 : x
  2. Step 2: Convert to fraction form
    1,753,298.70/2,629,948.05 = 1,280,906.70/x
  3. Step 3: Cross multiply
    1,753,298.70x = 2,629,948.05 × 1,280,906.70
  4. Step 4: Simplify right side
    1,753,298.70x = 3,368,718,077,896.93
  5. Step 5: Solve for x
    x = 3,368,718,077,896.93/1,753,298.70
  6. Step 6: Final answer
    x = 1,921,360.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.