Home / 1,899,854.48-2,621,779.54-1,028,674.28

Finding the Fourth Proportional to 1,899,854.48, 2,621,779.54 and 1,028,674.28

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Solution

The fourth proportional to 1,899,854.48, 2,621,779.54 and 1,028,674.28 is: 1,419,559.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,854.48 : 2,621,779.54 = 1,028,674.28 : x
  2. Step 2: Convert to fraction form
    1,899,854.48/2,621,779.54 = 1,028,674.28/x
  3. Step 3: Cross multiply
    1,899,854.48x = 2,621,779.54 × 1,028,674.28
  4. Step 4: Simplify right side
    1,899,854.48x = 2,696,957,180,628.23
  5. Step 5: Solve for x
    x = 2,696,957,180,628.23/1,899,854.48
  6. Step 6: Final answer
    x = 1,419,559.87

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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.