Finding the Fourth Proportional to 5,205,798.24, 7,810,927.49 and 2,013,166.43
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Solution
The fourth proportional to 5,205,798.24, 7,810,927.49 and 2,013,166.43 is: 3,020,612.07
Step by Step Solution
- Step 1: Write the proportion equation
5,205,798.24 : 7,810,927.49 = 2,013,166.43 : x - Step 2: Convert to fraction form
5,205,798.24/7,810,927.49 = 2,013,166.43/x - Step 3: Cross multiply
5,205,798.24x = 7,810,927.49 × 2,013,166.43 - Step 4: Simplify right side
5,205,798.24x = 15,724,697,010,032.16 - Step 5: Solve for x
x = 15,724,697,010,032.16/5,205,798.24 - Step 6: Final answer
x = 3,020,612.07
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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.