Home / 1,914,320.37-2,641,779.83-1,054,911.39

Finding the Fourth Proportional to 1,914,320.37, 2,641,779.83 and 1,054,911.39

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Solution

The fourth proportional to 1,914,320.37, 2,641,779.83 and 1,054,911.39 is: 1,455,787.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,320.37 : 2,641,779.83 = 1,054,911.39 : x
  2. Step 2: Convert to fraction form
    1,914,320.37/2,641,779.83 = 1,054,911.39/x
  3. Step 3: Cross multiply
    1,914,320.37x = 2,641,779.83 × 1,054,911.39
  4. Step 4: Simplify right side
    1,914,320.37x = 2,786,843,632,539.26
  5. Step 5: Solve for x
    x = 2,786,843,632,539.26/1,914,320.37
  6. Step 6: Final answer
    x = 1,455,787.48

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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.