Finding the Fourth Proportional to 2,803,892.08, 3,869,553.42 and 1,563,642.34
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Solution
The fourth proportional to 2,803,892.08, 3,869,553.42 and 1,563,642.34 is: 2,157,928.12
Step by Step Solution
- Step 1: Write the proportion equation
2,803,892.08 : 3,869,553.42 = 1,563,642.34 : x - Step 2: Convert to fraction form
2,803,892.08/3,869,553.42 = 1,563,642.34/x - Step 3: Cross multiply
2,803,892.08x = 3,869,553.42 × 1,563,642.34 - Step 4: Simplify right side
2,803,892.08x = 6,050,597,564,403.80 - Step 5: Solve for x
x = 6,050,597,564,403.80/2,803,892.08 - Step 6: Final answer
x = 2,157,928.12
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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.