Home / 1,104,486.12-1,524,160.38-621,038.86

Finding the Fourth Proportional to 1,104,486.12, 1,524,160.38 and 621,038.86

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Solution

The fourth proportional to 1,104,486.12, 1,524,160.38 and 621,038.86 is: 857,016.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,486.12 : 1,524,160.38 = 621,038.86 : x
  2. Step 2: Convert to fraction form
    1,104,486.12/1,524,160.38 = 621,038.86/x
  3. Step 3: Cross multiply
    1,104,486.12x = 1,524,160.38 × 621,038.86
  4. Step 4: Simplify right side
    1,104,486.12x = 946,562,824,852.37
  5. Step 5: Solve for x
    x = 946,562,824,852.37/1,104,486.12
  6. Step 6: Final answer
    x = 857,016.50

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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.