Home / 1,323,065.78-1,826,859.21-1,016,659.18

Finding the Fourth Proportional to 1,323,065.78, 1,826,859.21 and 1,016,659.18

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Solution

The fourth proportional to 1,323,065.78, 1,826,859.21 and 1,016,659.18 is: 1,403,779.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,065.78 : 1,826,859.21 = 1,016,659.18 : x
  2. Step 2: Convert to fraction form
    1,323,065.78/1,826,859.21 = 1,016,659.18/x
  3. Step 3: Cross multiply
    1,323,065.78x = 1,826,859.21 × 1,016,659.18
  4. Step 4: Simplify right side
    1,323,065.78x = 1,857,293,177,279.75
  5. Step 5: Solve for x
    x = 1,857,293,177,279.75/1,323,065.78
  6. Step 6: Final answer
    x = 1,403,779.93

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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.