Finding the Fourth Proportional to 7,792,840.20, 11,690,539.74 and 2,401,491.54
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Solution
The fourth proportional to 7,792,840.20, 11,690,539.74 and 2,401,491.54 is: 3,602,631.59
Step by Step Solution
- Step 1: Write the proportion equation
7,792,840.20 : 11,690,539.74 = 2,401,491.54 : x - Step 2: Convert to fraction form
7,792,840.20/11,690,539.74 = 2,401,491.54/x - Step 3: Cross multiply
7,792,840.20x = 11,690,539.74 × 2,401,491.54 - Step 4: Simplify right side
7,792,840.20x = 28,074,732,283,643.80 - Step 5: Solve for x
x = 28,074,732,283,643.80/7,792,840.20 - Step 6: Final answer
x = 3,602,631.59
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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.