Finding the Fourth Proportional to 1,851,803.42, 2,555,587.99 and 1,035,958.44
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Solution
The fourth proportional to 1,851,803.42, 2,555,587.99 and 1,035,958.44 is: 1,429,678.18
Step by Step Solution
- Step 1: Write the proportion equation
1,851,803.42 : 2,555,587.99 = 1,035,958.44 : x - Step 2: Convert to fraction form
1,851,803.42/2,555,587.99 = 1,035,958.44/x - Step 3: Cross multiply
1,851,803.42x = 2,555,587.99 × 1,035,958.44 - Step 4: Simplify right side
1,851,803.42x = 2,647,482,944,813.24 - Step 5: Solve for x
x = 2,647,482,944,813.24/1,851,803.42 - Step 6: Final answer
x = 1,429,678.18
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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.