Finding the Fourth Proportional to 3,157,872.06, 4,734,994.91 and 1,236,533.70
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Solution
The fourth proportional to 3,157,872.06, 4,734,994.91 and 1,236,533.70 is: 1,854,090.56
Step by Step Solution
- Step 1: Write the proportion equation
3,157,872.06 : 4,734,994.91 = 1,236,533.70 : x - Step 2: Convert to fraction form
3,157,872.06/4,734,994.91 = 1,236,533.70/x - Step 3: Cross multiply
3,157,872.06x = 4,734,994.91 × 1,236,533.70 - Step 4: Simplify right side
3,157,872.06x = 5,854,980,775,543.47 - Step 5: Solve for x
x = 5,854,980,775,543.47/3,157,872.06 - Step 6: Final answer
x = 1,854,090.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.