Home / 1,266,447.35-1,747,632.21-693,376.67

Finding the Fourth Proportional to 1,266,447.35, 1,747,632.21 and 693,376.67

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Solution

The fourth proportional to 1,266,447.35, 1,747,632.21 and 693,376.67 is: 956,824.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,447.35 : 1,747,632.21 = 693,376.67 : x
  2. Step 2: Convert to fraction form
    1,266,447.35/1,747,632.21 = 693,376.67/x
  3. Step 3: Cross multiply
    1,266,447.35x = 1,747,632.21 × 693,376.67
  4. Step 4: Simplify right side
    1,266,447.35x = 1,211,767,403,923.46
  5. Step 5: Solve for x
    x = 1,211,767,403,923.46/1,266,447.35
  6. Step 6: Final answer
    x = 956,824.14

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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.