Home / 2,111,012.51-3,166,521.08-513,575.60

Finding the Fourth Proportional to 2,111,012.51, 3,166,521.08 and 513,575.60

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Solution

The fourth proportional to 2,111,012.51, 3,166,521.08 and 513,575.60 is: 770,363.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,012.51 : 3,166,521.08 = 513,575.60 : x
  2. Step 2: Convert to fraction form
    2,111,012.51/3,166,521.08 = 513,575.60/x
  3. Step 3: Cross multiply
    2,111,012.51x = 3,166,521.08 × 513,575.60
  4. Step 4: Simplify right side
    2,111,012.51x = 1,626,247,968,882.10
  5. Step 5: Solve for x
    x = 1,626,247,968,882.10/2,111,012.51
  6. Step 6: Final answer
    x = 770,363.96

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Double scale
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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.