Finding the Fourth Proportional to 3,807,355.86, 5,708,193.21 and 2,290,683.42
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Solution
The fourth proportional to 3,807,355.86, 5,708,193.21 and 2,290,683.42 is: 3,434,316.10
Step by Step Solution
- Step 1: Write the proportion equation
3,807,355.86 : 5,708,193.21 = 2,290,683.42 : x - Step 2: Convert to fraction form
3,807,355.86/5,708,193.21 = 2,290,683.42/x - Step 3: Cross multiply
3,807,355.86x = 5,708,193.21 × 2,290,683.42 - Step 4: Simplify right side
3,807,355.86x = 13,075,663,544,303.58 - Step 5: Solve for x
x = 13,075,663,544,303.58/3,807,355.86 - Step 6: Final answer
x = 3,434,316.10
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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.