Finding the Fourth Proportional to 3,563,887.14, 5,346,364.14 and 1,289,943.60
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Solution
The fourth proportional to 3,563,887.14, 5,346,364.14 and 1,289,943.60 is: 1,935,108.47
Step by Step Solution
- Step 1: Write the proportion equation
3,563,887.14 : 5,346,364.14 = 1,289,943.60 : x - Step 2: Convert to fraction form
3,563,887.14/5,346,364.14 = 1,289,943.60/x - Step 3: Cross multiply
3,563,887.14x = 5,346,364.14 × 1,289,943.60 - Step 4: Simplify right side
3,563,887.14x = 6,896,508,205,662.50 - Step 5: Solve for x
x = 6,896,508,205,662.50/3,563,887.14 - Step 6: Final answer
x = 1,935,108.47
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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.