Finding the Fourth Proportional to 5,319,953.24, 7,341,582.10 and 3,028,261.28
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Solution
The fourth proportional to 5,319,953.24, 7,341,582.10 and 3,028,261.28 is: 4,179,027.11
Step by Step Solution
- Step 1: Write the proportion equation
5,319,953.24 : 7,341,582.10 = 3,028,261.28 : x - Step 2: Convert to fraction form
5,319,953.24/7,341,582.10 = 3,028,261.28/x - Step 3: Cross multiply
5,319,953.24x = 7,341,582.10 × 3,028,261.28 - Step 4: Simplify right side
5,319,953.24x = 22,232,228,807,371.09 - Step 5: Solve for x
x = 22,232,228,807,371.09/5,319,953.24 - Step 6: Final answer
x = 4,179,027.11
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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.