Finding the Fourth Proportional to 4,810,995.08, 6,636,656.58 and 2,974,866.38
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Solution
The fourth proportional to 4,810,995.08, 6,636,656.58 and 2,974,866.38 is: 4,103,759.45
Step by Step Solution
- Step 1: Write the proportion equation
4,810,995.08 : 6,636,656.58 = 2,974,866.38 : x - Step 2: Convert to fraction form
4,810,995.08/6,636,656.58 = 2,974,866.38/x - Step 3: Cross multiply
4,810,995.08x = 6,636,656.58 × 2,974,866.38 - Step 4: Simplify right side
4,810,995.08x = 19,743,166,535,447.78 - Step 5: Solve for x
x = 19,743,166,535,447.78/4,810,995.08 - Step 6: Final answer
x = 4,103,759.45
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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.