Finding the Fourth Proportional to 1,493,248.32, 2,060,631.36 and 848,657.28
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Solution
The fourth proportional to 1,493,248.32, 2,060,631.36 and 848,657.28 is: 1,171,117.88
Step by Step Solution
- Step 1: Write the proportion equation
1,493,248.32 : 2,060,631.36 = 848,657.28 : x - Step 2: Convert to fraction form
1,493,248.32/2,060,631.36 = 848,657.28/x - Step 3: Cross multiply
1,493,248.32x = 2,060,631.36 × 848,657.28 - Step 4: Simplify right side
1,493,248.32x = 1,748,769,805,060.30 - Step 5: Solve for x
x = 1,748,769,805,060.30/1,493,248.32 - Step 6: Final answer
x = 1,171,117.88
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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.