Finding the Fourth Proportional to 5,894,859.66, 8,134,904.30 and 3,281,307.05
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Solution
The fourth proportional to 5,894,859.66, 8,134,904.30 and 3,281,307.05 is: 4,528,202.59
Step by Step Solution
- Step 1: Write the proportion equation
5,894,859.66 : 8,134,904.30 = 3,281,307.05 : x - Step 2: Convert to fraction form
5,894,859.66/8,134,904.30 = 3,281,307.05/x - Step 3: Cross multiply
5,894,859.66x = 8,134,904.30 × 3,281,307.05 - Step 4: Simplify right side
5,894,859.66x = 26,693,118,773,584.26 - Step 5: Solve for x
x = 26,693,118,773,584.26/5,894,859.66 - Step 6: Final answer
x = 4,528,202.59
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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.