Finding the Fourth Proportional to 4,248,573.94, 6,372,854.88 and 1,972,853.92
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Solution
The fourth proportional to 4,248,573.94, 6,372,854.88 and 1,972,853.92 is: 2,959,278.08
Step by Step Solution
- Step 1: Write the proportion equation
4,248,573.94 : 6,372,854.88 = 1,972,853.92 : x - Step 2: Convert to fraction form
4,248,573.94/6,372,854.88 = 1,972,853.92/x - Step 3: Cross multiply
4,248,573.94x = 6,372,854.88 × 1,972,853.92 - Step 4: Simplify right side
4,248,573.94x = 12,572,711,731,599.13 - Step 5: Solve for x
x = 12,572,711,731,599.13/4,248,573.94 - Step 6: Final answer
x = 2,959,278.08
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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.