Finding the Fourth Proportional to 3,169,577.04, 4,373,990.16 and 1,719,268.80
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Solution
The fourth proportional to 3,169,577.04, 4,373,990.16 and 1,719,268.80 is: 2,372,576.76
Step by Step Solution
- Step 1: Write the proportion equation
3,169,577.04 : 4,373,990.16 = 1,719,268.80 : x - Step 2: Convert to fraction form
3,169,577.04/4,373,990.16 = 1,719,268.80/x - Step 3: Cross multiply
3,169,577.04x = 4,373,990.16 × 1,719,268.80 - Step 4: Simplify right side
3,169,577.04x = 7,520,064,813,595.01 - Step 5: Solve for x
x = 7,520,064,813,595.01/3,169,577.04 - Step 6: Final answer
x = 2,372,576.76
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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.