Home / 1,911,676.07-2,636,769.54-1,258,093.86

Finding the Fourth Proportional to 1,911,676.07, 2,636,769.54 and 1,258,093.86

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Solution

The fourth proportional to 1,911,676.07, 2,636,769.54 and 1,258,093.86 is: 1,735,285.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,676.07 : 2,636,769.54 = 1,258,093.86 : x
  2. Step 2: Convert to fraction form
    1,911,676.07/2,636,769.54 = 1,258,093.86/x
  3. Step 3: Cross multiply
    1,911,676.07x = 2,636,769.54 × 1,258,093.86
  4. Step 4: Simplify right side
    1,911,676.07x = 3,317,303,563,338.99
  5. Step 5: Solve for x
    x = 3,317,303,563,338.99/1,911,676.07
  6. Step 6: Final answer
    x = 1,735,285.39

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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.