Finding the Fourth Proportional to 1,569,471.08, 2,165,720.26 and 880,985.16
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Solution
The fourth proportional to 1,569,471.08, 2,165,720.26 and 880,985.16 is: 1,215,675.42
Step by Step Solution
- Step 1: Write the proportion equation
1,569,471.08 : 2,165,720.26 = 880,985.16 : x - Step 2: Convert to fraction form
1,569,471.08/2,165,720.26 = 880,985.16/x - Step 3: Cross multiply
1,569,471.08x = 2,165,720.26 × 880,985.16 - Step 4: Simplify right side
1,569,471.08x = 1,907,967,409,771.34 - Step 5: Solve for x
x = 1,907,967,409,771.34/1,569,471.08 - Step 6: Final answer
x = 1,215,675.42
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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.