Finding the Fourth Proportional to 1,602,448.12, 2,211,378.92 and 877,341.88
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Solution
The fourth proportional to 1,602,448.12, 2,211,378.92 and 877,341.88 is: 1,210,732.08
Step by Step Solution
- Step 1: Write the proportion equation
1,602,448.12 : 2,211,378.92 = 877,341.88 : x - Step 2: Convert to fraction form
1,602,448.12/2,211,378.92 = 877,341.88/x - Step 3: Cross multiply
1,602,448.12x = 2,211,378.92 × 877,341.88 - Step 4: Simplify right side
1,602,448.12x = 1,940,135,339,065.17 - Step 5: Solve for x
x = 1,940,135,339,065.17/1,602,448.12 - Step 6: Final answer
x = 1,210,732.08
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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.