Finding the Fourth Proportional to 3,742,282.13, 5,613,385.76 and 1,183,497.51
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Solution
The fourth proportional to 3,742,282.13, 5,613,385.76 and 1,183,497.51 is: 1,775,234.42
Step by Step Solution
- Step 1: Write the proportion equation
3,742,282.13 : 5,613,385.76 = 1,183,497.51 : x - Step 2: Convert to fraction form
3,742,282.13/5,613,385.76 = 1,183,497.51/x - Step 3: Cross multiply
3,742,282.13x = 5,613,385.76 × 1,183,497.51 - Step 4: Simplify right side
3,742,282.13x = 6,643,428,041,562.53 - Step 5: Solve for x
x = 6,643,428,041,562.53/3,742,282.13 - Step 6: Final answer
x = 1,775,234.42
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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.