Finding the Fourth Proportional to 1,972,169.95, 2,958,263.70 and 624,339.31
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Solution
The fourth proportional to 1,972,169.95, 2,958,263.70 and 624,339.31 is: 936,511.74
Step by Step Solution
- Step 1: Write the proportion equation
1,972,169.95 : 2,958,263.70 = 624,339.31 : x - Step 2: Convert to fraction form
1,972,169.95/2,958,263.70 = 624,339.31/x - Step 3: Cross multiply
1,972,169.95x = 2,958,263.70 × 624,339.31 - Step 4: Simplify right side
1,972,169.95x = 1,846,960,317,256.05 - Step 5: Solve for x
x = 1,846,960,317,256.05/1,972,169.95 - Step 6: Final answer
x = 936,511.74
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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.