Home / 2,512,914.32-3,459,066.98-2,190,069.38

Finding the Fourth Proportional to 2,512,914.32, 3,459,066.98 and 2,190,069.38

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Solution

The fourth proportional to 2,512,914.32, 3,459,066.98 and 2,190,069.38 is: 3,014,665.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512,914.32 : 3,459,066.98 = 2,190,069.38 : x
  2. Step 2: Convert to fraction form
    2,512,914.32/3,459,066.98 = 2,190,069.38/x
  3. Step 3: Cross multiply
    2,512,914.32x = 3,459,066.98 × 2,190,069.38
  4. Step 4: Simplify right side
    2,512,914.32x = 7,575,596,648,021.39
  5. Step 5: Solve for x
    x = 7,575,596,648,021.39/2,512,914.32
  6. Step 6: Final answer
    x = 3,014,665.72

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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.