Finding the Fourth Proportional to 7,604,236, 11,406,878.82 and 2,212,931.08
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Solution
The fourth proportional to 7,604,236, 11,406,878.82 and 2,212,931.08 is: 3,319,549.35
Step by Step Solution
- Step 1: Write the proportion equation
7,604,236 : 11,406,878.82 = 2,212,931.08 : x - Step 2: Convert to fraction form
7,604,236/11,406,878.82 = 2,212,931.08/x - Step 3: Cross multiply
7,604,236x = 11,406,878.82 × 2,212,931.08 - Step 4: Simplify right side
7,604,236x = 25,242,636,666,571.73 - Step 5: Solve for x
x = 25,242,636,666,571.73/7,604,236 - Step 6: Final answer
x = 3,319,549.35
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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.