Home / 1,407,487.38-2,110,907.27-839,028.98

Finding the Fourth Proportional to 1,407,487.38, 2,110,907.27 and 839,028.98

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Solution

The fourth proportional to 1,407,487.38, 2,110,907.27 and 839,028.98 is: 1,258,350.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,487.38 : 2,110,907.27 = 839,028.98 : x
  2. Step 2: Convert to fraction form
    1,407,487.38/2,110,907.27 = 839,028.98/x
  3. Step 3: Cross multiply
    1,407,487.38x = 2,110,907.27 × 839,028.98
  4. Step 4: Simplify right side
    1,407,487.38x = 1,771,112,365,165.72
  5. Step 5: Solve for x
    x = 1,771,112,365,165.72/1,407,487.38
  6. Step 6: Final answer
    x = 1,258,350.44

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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.