Home / 1,103,441.80-1,655,009.10-355,563.40

Finding the Fourth Proportional to 1,103,441.80, 1,655,009.10 and 355,563.40

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Solution

The fourth proportional to 1,103,441.80, 1,655,009.10 and 355,563.40 is: 533,295.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,441.80 : 1,655,009.10 = 355,563.40 : x
  2. Step 2: Convert to fraction form
    1,103,441.80/1,655,009.10 = 355,563.40/x
  3. Step 3: Cross multiply
    1,103,441.80x = 1,655,009.10 × 355,563.40
  4. Step 4: Simplify right side
    1,103,441.80x = 588,460,662,626.94
  5. Step 5: Solve for x
    x = 588,460,662,626.94/1,103,441.80
  6. Step 6: Final answer
    x = 533,295.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.