Finding the Fourth Proportional to 2,678,483.76, 4,017,725.64 and 1,182,277.68
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Solution
The fourth proportional to 2,678,483.76, 4,017,725.64 and 1,182,277.68 is: 1,773,416.52
Step by Step Solution
- Step 1: Write the proportion equation
2,678,483.76 : 4,017,725.64 = 1,182,277.68 : x - Step 2: Convert to fraction form
2,678,483.76/4,017,725.64 = 1,182,277.68/x - Step 3: Cross multiply
2,678,483.76x = 4,017,725.64 × 1,182,277.68 - Step 4: Simplify right side
2,678,483.76x = 4,750,067,348,535.72 - Step 5: Solve for x
x = 4,750,067,348,535.72/2,678,483.76 - Step 6: Final answer
x = 1,773,416.52
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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.