Finding the Fourth Proportional to 2,773,478.68, 3,827,327.08 and 1,549,794.31
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Solution
The fourth proportional to 2,773,478.68, 3,827,327.08 and 1,549,794.31 is: 2,138,675.08
Step by Step Solution
- Step 1: Write the proportion equation
2,773,478.68 : 3,827,327.08 = 1,549,794.31 : x - Step 2: Convert to fraction form
2,773,478.68/3,827,327.08 = 1,549,794.31/x - Step 3: Cross multiply
2,773,478.68x = 3,827,327.08 × 1,549,794.31 - Step 4: Simplify right side
2,773,478.68x = 5,931,569,737,725.90 - Step 5: Solve for x
x = 5,931,569,737,725.90/2,773,478.68 - Step 6: Final answer
x = 2,138,675.08
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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.