Finding the Fourth Proportional to 1,934,706.87, 2,669,876.24 and 1,075,248.68
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Solution
The fourth proportional to 1,934,706.87, 2,669,876.24 and 1,075,248.68 is: 1,483,832.48
Step by Step Solution
- Step 1: Write the proportion equation
1,934,706.87 : 2,669,876.24 = 1,075,248.68 : x - Step 2: Convert to fraction form
1,934,706.87/2,669,876.24 = 1,075,248.68/x - Step 3: Cross multiply
1,934,706.87x = 2,669,876.24 × 1,075,248.68 - Step 4: Simplify right side
1,934,706.87x = 2,870,780,884,097.74 - Step 5: Solve for x
x = 2,870,780,884,097.74/1,934,706.87 - Step 6: Final answer
x = 1,483,832.48
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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.