Home / 1,705,612.85-2,353,952.13-970,745.80

Finding the Fourth Proportional to 1,705,612.85, 2,353,952.13 and 970,745.80

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Solution

The fourth proportional to 1,705,612.85, 2,353,952.13 and 970,745.80 is: 1,339,746.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,612.85 : 2,353,952.13 = 970,745.80 : x
  2. Step 2: Convert to fraction form
    1,705,612.85/2,353,952.13 = 970,745.80/x
  3. Step 3: Cross multiply
    1,705,612.85x = 2,353,952.13 × 970,745.80
  4. Step 4: Simplify right side
    1,705,612.85x = 2,285,089,150,567.97
  5. Step 5: Solve for x
    x = 2,285,089,150,567.97/1,705,612.85
  6. Step 6: Final answer
    x = 1,339,746.68

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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.