Finding the Fourth Proportional to 4,734,176.94, 6,531,328.35 and 3,014,989.74
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Solution
The fourth proportional to 4,734,176.94, 6,531,328.35 and 3,014,989.74 is: 4,159,516.68
Step by Step Solution
- Step 1: Write the proportion equation
4,734,176.94 : 6,531,328.35 = 3,014,989.74 : x - Step 2: Convert to fraction form
4,734,176.94/6,531,328.35 = 3,014,989.74/x - Step 3: Cross multiply
4,734,176.94x = 6,531,328.35 × 3,014,989.74 - Step 4: Simplify right side
4,734,176.94x = 19,691,887,963,821.13 - Step 5: Solve for x
x = 19,691,887,963,821.13/4,734,176.94 - Step 6: Final answer
x = 4,159,516.68
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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.