Finding the Fourth Proportional to 4,106,728.07, 6,159,621.48 and 1,074,386.55
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Solution
The fourth proportional to 4,106,728.07, 6,159,621.48 and 1,074,386.55 is: 1,611,456.71
Step by Step Solution
- Step 1: Write the proportion equation
4,106,728.07 : 6,159,621.48 = 1,074,386.55 : x - Step 2: Convert to fraction form
4,106,728.07/6,159,621.48 = 1,074,386.55/x - Step 3: Cross multiply
4,106,728.07x = 6,159,621.48 × 1,074,386.55 - Step 4: Simplify right side
4,106,728.07x = 6,617,814,490,272.73 - Step 5: Solve for x
x = 6,617,814,490,272.73/4,106,728.07 - Step 6: Final answer
x = 1,611,456.71
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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.