Finding the Fourth Proportional to 8,432,599.12, 12,648,853.26 and 2,042,848.24
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Solution
The fourth proportional to 8,432,599.12, 12,648,853.26 and 2,042,848.24 is: 3,064,261.36
Step by Step Solution
- Step 1: Write the proportion equation
8,432,599.12 : 12,648,853.26 = 2,042,848.24 : x - Step 2: Convert to fraction form
8,432,599.12/12,648,853.26 = 2,042,848.24/x - Step 3: Cross multiply
8,432,599.12x = 12,648,853.26 × 2,042,848.24 - Step 4: Simplify right side
8,432,599.12x = 25,839,687,620,209.26 - Step 5: Solve for x
x = 25,839,687,620,209.26/8,432,599.12 - Step 6: Final answer
x = 3,064,261.36
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1.5x scale
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.