Finding the Fourth Proportional to 2,984,888.88, 4,119,160.32 and 1,695,799.98
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Solution
The fourth proportional to 2,984,888.88, 4,119,160.32 and 1,695,799.98 is: 2,340,211.74
Step by Step Solution
- Step 1: Write the proportion equation
2,984,888.88 : 4,119,160.32 = 1,695,799.98 : x - Step 2: Convert to fraction form
2,984,888.88/4,119,160.32 = 1,695,799.98/x - Step 3: Cross multiply
2,984,888.88x = 4,119,160.32 × 1,695,799.98 - Step 4: Simplify right side
2,984,888.88x = 6,985,271,988,272.79 - Step 5: Solve for x
x = 6,985,271,988,272.79/2,984,888.88 - Step 6: Final answer
x = 2,340,211.74
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1.5x scale
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.