Finding the Fourth Proportional to 2,829,036.68, 4,243,513.46 and 699,120.74
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Solution
The fourth proportional to 2,829,036.68, 4,243,513.46 and 699,120.74 is: 1,048,670.84
Step by Step Solution
- Step 1: Write the proportion equation
2,829,036.68 : 4,243,513.46 = 699,120.74 : x - Step 2: Convert to fraction form
2,829,036.68/4,243,513.46 = 699,120.74/x - Step 3: Cross multiply
2,829,036.68x = 4,243,513.46 × 699,120.74 - Step 4: Simplify right side
2,829,036.68x = 2,966,728,270,355.16 - Step 5: Solve for x
x = 2,966,728,270,355.16/2,829,036.68 - Step 6: Final answer
x = 1,048,670.84
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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.