Finding the Fourth Proportional to 2,371,543.14, 3,272,725.75 and 1,283,814.42
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Solution
The fourth proportional to 2,371,543.14, 3,272,725.75 and 1,283,814.42 is: 1,771,661.85
Step by Step Solution
- Step 1: Write the proportion equation
2,371,543.14 : 3,272,725.75 = 1,283,814.42 : x - Step 2: Convert to fraction form
2,371,543.14/3,272,725.75 = 1,283,814.42/x - Step 3: Cross multiply
2,371,543.14x = 3,272,725.75 × 1,283,814.42 - Step 4: Simplify right side
2,371,543.14x = 4,201,572,510,555.32 - Step 5: Solve for x
x = 4,201,572,510,555.32/2,371,543.14 - Step 6: Final answer
x = 1,771,661.85
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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.