Finding the Fourth Proportional to 5,042,427.54, 6,959,130.75 and 2,807,430.18
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Solution
The fourth proportional to 5,042,427.54, 6,959,130.75 and 2,807,430.18 is: 3,874,576.98
Step by Step Solution
- Step 1: Write the proportion equation
5,042,427.54 : 6,959,130.75 = 2,807,430.18 : x - Step 2: Convert to fraction form
5,042,427.54/6,959,130.75 = 2,807,430.18/x - Step 3: Cross multiply
5,042,427.54x = 6,959,130.75 × 2,807,430.18 - Step 4: Simplify right side
5,042,427.54x = 19,537,273,694,116.04 - Step 5: Solve for x
x = 19,537,273,694,116.04/5,042,427.54 - Step 6: Final answer
x = 3,874,576.98
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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.