Home / 1,556,518.41-2,148,003.32-858,823.34

Finding the Fourth Proportional to 1,556,518.41, 2,148,003.32 and 858,823.34

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Solution

The fourth proportional to 1,556,518.41, 2,148,003.32 and 858,823.34 is: 1,185,180.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,518.41 : 2,148,003.32 = 858,823.34 : x
  2. Step 2: Convert to fraction form
    1,556,518.41/2,148,003.32 = 858,823.34/x
  3. Step 3: Cross multiply
    1,556,518.41x = 2,148,003.32 × 858,823.34
  4. Step 4: Simplify right side
    1,556,518.41x = 1,844,755,370,579.36
  5. Step 5: Solve for x
    x = 1,844,755,370,579.36/1,556,518.41
  6. Step 6: Final answer
    x = 1,185,180.57

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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.