Finding the Fourth Proportional to 4,289,087.52, 6,386,619.48 and 4,135,822.56
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Solution
The fourth proportional to 4,289,087.52, 6,386,619.48 and 4,135,822.56 is: 6,158,401.95
Step by Step Solution
- Step 1: Write the proportion equation
4,289,087.52 : 6,386,619.48 = 4,135,822.56 : x - Step 2: Convert to fraction form
4,289,087.52/6,386,619.48 = 4,135,822.56/x - Step 3: Cross multiply
4,289,087.52x = 6,386,619.48 × 4,135,822.56 - Step 4: Simplify right side
4,289,087.52x = 26,413,924,927,519.47 - Step 5: Solve for x
x = 26,413,924,927,519.47/4,289,087.52 - Step 6: Final answer
x = 6,158,401.95
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.