Home / 1,085,145.40-1,627,257.30-524,351.80

Finding the Fourth Proportional to 1,085,145.40, 1,627,257.30 and 524,351.80

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Solution

The fourth proportional to 1,085,145.40, 1,627,257.30 and 524,351.80 is: 786,305.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,145.40 : 1,627,257.30 = 524,351.80 : x
  2. Step 2: Convert to fraction form
    1,085,145.40/1,627,257.30 = 524,351.80/x
  3. Step 3: Cross multiply
    1,085,145.40x = 1,627,257.30 × 524,351.80
  4. Step 4: Simplify right side
    1,085,145.40x = 853,255,294,318.14
  5. Step 5: Solve for x
    x = 853,255,294,318.14/1,085,145.40
  6. Step 6: Final answer
    x = 786,305.04

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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.