Home / 1,213,303.38-1,674,353.67-669,472.98

Finding the Fourth Proportional to 1,213,303.38, 1,674,353.67 and 669,472.98

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Solution

The fourth proportional to 1,213,303.38, 1,674,353.67 and 669,472.98 is: 923,869.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,303.38 : 1,674,353.67 = 669,472.98 : x
  2. Step 2: Convert to fraction form
    1,213,303.38/1,674,353.67 = 669,472.98/x
  3. Step 3: Cross multiply
    1,213,303.38x = 1,674,353.67 × 669,472.98
  4. Step 4: Simplify right side
    1,213,303.38x = 1,120,934,541,028.84
  5. Step 5: Solve for x
    x = 1,120,934,541,028.84/1,213,303.38
  6. Step 6: Final answer
    x = 923,869.96

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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.