Home / 3,100,358.70-4,650,683.85-970,512.30

Finding the Fourth Proportional to 3,100,358.70, 4,650,683.85 and 970,512.30

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Solution

The fourth proportional to 3,100,358.70, 4,650,683.85 and 970,512.30 is: 1,455,814.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,358.70 : 4,650,683.85 = 970,512.30 : x
  2. Step 2: Convert to fraction form
    3,100,358.70/4,650,683.85 = 970,512.30/x
  3. Step 3: Cross multiply
    3,100,358.70x = 4,650,683.85 × 970,512.30
  4. Step 4: Simplify right side
    3,100,358.70x = 4,513,545,879,836.35
  5. Step 5: Solve for x
    x = 4,513,545,879,836.35/3,100,358.70
  6. Step 6: Final answer
    x = 1,455,814.09

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1.5x scale

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.