Finding the Fourth Proportional to 1,851,267.12, 2,554,714.80 and 1,046,451.12
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Solution
The fourth proportional to 1,851,267.12, 2,554,714.80 and 1,046,451.12 is: 1,444,083.43
Step by Step Solution
- Step 1: Write the proportion equation
1,851,267.12 : 2,554,714.80 = 1,046,451.12 : x - Step 2: Convert to fraction form
1,851,267.12/2,554,714.80 = 1,046,451.12/x - Step 3: Cross multiply
1,851,267.12x = 2,554,714.80 × 1,046,451.12 - Step 4: Simplify right side
1,851,267.12x = 2,673,384,163,740.58 - Step 5: Solve for x
x = 2,673,384,163,740.58/1,851,267.12 - Step 6: Final answer
x = 1,444,083.43
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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.