Home / 1,909,414.92-2,634,998.04-1,038,249.95

Finding the Fourth Proportional to 1,909,414.92, 2,634,998.04 and 1,038,249.95

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Solution

The fourth proportional to 1,909,414.92, 2,634,998.04 and 1,038,249.95 is: 1,432,787.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,414.92 : 2,634,998.04 = 1,038,249.95 : x
  2. Step 2: Convert to fraction form
    1,909,414.92/2,634,998.04 = 1,038,249.95/x
  3. Step 3: Cross multiply
    1,909,414.92x = 2,634,998.04 × 1,038,249.95
  4. Step 4: Simplify right side
    1,909,414.92x = 2,735,786,581,052.80
  5. Step 5: Solve for x
    x = 2,735,786,581,052.80/1,909,414.92
  6. Step 6: Final answer
    x = 1,432,787.90

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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.