Finding the Fourth Proportional to 3,742,281.12, 5,613,384.26 and 1,183,496.51
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Solution
The fourth proportional to 3,742,281.12, 5,613,384.26 and 1,183,496.51 is: 1,775,232.92
Step by Step Solution
- Step 1: Write the proportion equation
3,742,281.12 : 5,613,384.26 = 1,183,496.51 : x - Step 2: Convert to fraction form
3,742,281.12/5,613,384.26 = 1,183,496.51/x - Step 3: Cross multiply
3,742,281.12x = 5,613,384.26 × 1,183,496.51 - Step 4: Simplify right side
3,742,281.12x = 6,643,420,652,932.01 - Step 5: Solve for x
x = 6,643,420,652,932.01/3,742,281.12 - Step 6: Final answer
x = 1,775,232.92
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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.