Finding the Fourth Proportional to 2,873,167.16, 3,964,851.18 and 1,566,390.92
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Solution
The fourth proportional to 2,873,167.16, 3,964,851.18 and 1,566,390.92 is: 2,161,554.32
Step by Step Solution
- Step 1: Write the proportion equation
2,873,167.16 : 3,964,851.18 = 1,566,390.92 : x - Step 2: Convert to fraction form
2,873,167.16/3,964,851.18 = 1,566,390.92/x - Step 3: Cross multiply
2,873,167.16x = 3,964,851.18 × 1,566,390.92 - Step 4: Simplify right side
2,873,167.16x = 6,210,506,867,679.03 - Step 5: Solve for x
x = 6,210,506,867,679.03/2,873,167.16 - Step 6: Final answer
x = 2,161,554.32
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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.