Finding the Fourth Proportional to 4,810,989.08, 6,636,648.30 and 2,974,860.38
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Solution
The fourth proportional to 4,810,989.08, 6,636,648.30 and 2,974,860.38 is: 4,103,751.17
Step by Step Solution
- Step 1: Write the proportion equation
4,810,989.08 : 6,636,648.30 = 2,974,860.38 : x - Step 2: Convert to fraction form
4,810,989.08/6,636,648.30 = 2,974,860.38/x - Step 3: Cross multiply
4,810,989.08x = 6,636,648.30 × 2,974,860.38 - Step 4: Simplify right side
4,810,989.08x = 19,743,102,083,664.35 - Step 5: Solve for x
x = 19,743,102,083,664.35/4,810,989.08 - Step 6: Final answer
x = 4,103,751.17
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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.