Finding the Fourth Proportional to 1,879,696.06, 2,593,911.11 and 1,020,237.87
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Solution
The fourth proportional to 1,879,696.06, 2,593,911.11 and 1,020,237.87 is: 1,407,890.56
Step by Step Solution
- Step 1: Write the proportion equation
1,879,696.06 : 2,593,911.11 = 1,020,237.87 : x - Step 2: Convert to fraction form
1,879,696.06/2,593,911.11 = 1,020,237.87/x - Step 3: Cross multiply
1,879,696.06x = 2,593,911.11 × 1,020,237.87 - Step 4: Simplify right side
1,879,696.06x = 2,646,406,345,835.74 - Step 5: Solve for x
x = 2,646,406,345,835.74/1,879,696.06 - Step 6: Final answer
x = 1,407,890.56
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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.