Finding the Fourth Proportional to 5,736,402.95, 7,916,807.92 and 4,283,576.12
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Solution
The fourth proportional to 5,736,402.95, 7,916,807.92 and 4,283,576.12 is: 5,911,762.07
Step by Step Solution
- Step 1: Write the proportion equation
5,736,402.95 : 7,916,807.92 = 4,283,576.12 : x - Step 2: Convert to fraction form
5,736,402.95/7,916,807.92 = 4,283,576.12/x - Step 3: Cross multiply
5,736,402.95x = 7,916,807.92 × 4,283,576.12 - Step 4: Simplify right side
5,736,402.95x = 33,912,249,352,738.87 - Step 5: Solve for x
x = 33,912,249,352,738.87/5,736,402.95 - Step 6: Final answer
x = 5,911,762.07
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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.