Finding the Fourth Proportional to 1,948,049.04, 2,688,301.44 and 1,088,609.28
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Solution
The fourth proportional to 1,948,049.04, 2,688,301.44 and 1,088,609.28 is: 1,502,277.32
Step by Step Solution
- Step 1: Write the proportion equation
1,948,049.04 : 2,688,301.44 = 1,088,609.28 : x - Step 2: Convert to fraction form
1,948,049.04/2,688,301.44 = 1,088,609.28/x - Step 3: Cross multiply
1,948,049.04x = 2,688,301.44 × 1,088,609.28 - Step 4: Simplify right side
1,948,049.04x = 2,926,509,895,021.36 - Step 5: Solve for x
x = 2,926,509,895,021.36/1,948,049.04 - Step 6: Final answer
x = 1,502,277.32
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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.