Home / 3,158,674.38-4,359,012.48-1,782,013.50

Finding the Fourth Proportional to 3,158,674.38, 4,359,012.48 and 1,782,013.50

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Solution

The fourth proportional to 3,158,674.38, 4,359,012.48 and 1,782,013.50 is: 2,459,202.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,674.38 : 4,359,012.48 = 1,782,013.50 : x
  2. Step 2: Convert to fraction form
    3,158,674.38/4,359,012.48 = 1,782,013.50/x
  3. Step 3: Cross multiply
    3,158,674.38x = 4,359,012.48 × 1,782,013.50
  4. Step 4: Simplify right side
    3,158,674.38x = 7,767,819,086,028.48
  5. Step 5: Solve for x
    x = 7,767,819,086,028.48/3,158,674.38
  6. Step 6: Final answer
    x = 2,459,202.23

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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.