Finding the Fourth Proportional to 2,771,850.87, 4,157,925.35 and 878,739.93
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Solution
The fourth proportional to 2,771,850.87, 4,157,925.35 and 878,739.93 is: 1,318,157.14
Step by Step Solution
- Step 1: Write the proportion equation
2,771,850.87 : 4,157,925.35 = 878,739.93 : x - Step 2: Convert to fraction form
2,771,850.87/4,157,925.35 = 878,739.93/x - Step 3: Cross multiply
2,771,850.87x = 4,157,925.35 × 878,739.93 - Step 4: Simplify right side
2,771,850.87x = 3,653,735,026,610.53 - Step 5: Solve for x
x = 3,653,735,026,610.53/2,771,850.87 - Step 6: Final answer
x = 1,318,157.14
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.