Finding the Fourth Proportional to 2,719,688.23, 3,753,193.26 and 1,479,308.53
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Solution
The fourth proportional to 2,719,688.23, 3,753,193.26 and 1,479,308.53 is: 2,041,458.56
Step by Step Solution
- Step 1: Write the proportion equation
2,719,688.23 : 3,753,193.26 = 1,479,308.53 : x - Step 2: Convert to fraction form
2,719,688.23/3,753,193.26 = 1,479,308.53/x - Step 3: Cross multiply
2,719,688.23x = 3,753,193.26 × 1,479,308.53 - Step 4: Simplify right side
2,719,688.23x = 5,552,130,804,256.51 - Step 5: Solve for x
x = 5,552,130,804,256.51/2,719,688.23 - Step 6: Final answer
x = 2,041,458.56
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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.