Finding the Fourth Proportional to 4,670,910.39, 6,445,860.35 and 2,605,926.28
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Solution
The fourth proportional to 4,670,910.39, 6,445,860.35 and 2,605,926.28 is: 3,596,180.50
Step by Step Solution
- Step 1: Write the proportion equation
4,670,910.39 : 6,445,860.35 = 2,605,926.28 : x - Step 2: Convert to fraction form
4,670,910.39/6,445,860.35 = 2,605,926.28/x - Step 3: Cross multiply
4,670,910.39x = 6,445,860.35 × 2,605,926.28 - Step 4: Simplify right side
4,670,910.39x = 16,797,436,838,016.06 - Step 5: Solve for x
x = 16,797,436,838,016.06/4,670,910.39 - Step 6: Final answer
x = 3,596,180.50
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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.