Finding the Fourth Proportional to 2,928,177.96, 4,037,241.54 and 2,240,701.80
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Solution
The fourth proportional to 2,928,177.96, 4,037,241.54 and 2,240,701.80 is: 3,089,379.99
Step by Step Solution
- Step 1: Write the proportion equation
2,928,177.96 : 4,037,241.54 = 2,240,701.80 : x - Step 2: Convert to fraction form
2,928,177.96/4,037,241.54 = 2,240,701.80/x - Step 3: Cross multiply
2,928,177.96x = 4,037,241.54 × 2,240,701.80 - Step 4: Simplify right side
2,928,177.96x = 9,046,254,385,712.77 - Step 5: Solve for x
x = 9,046,254,385,712.77/2,928,177.96 - Step 6: Final answer
x = 3,089,379.99
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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.