Finding the Fourth Proportional to 1,582,536.98, 2,183,903.18 and 857,384.72
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Solution
The fourth proportional to 1,582,536.98, 2,183,903.18 and 857,384.72 is: 1,183,192.08
Step by Step Solution
- Step 1: Write the proportion equation
1,582,536.98 : 2,183,903.18 = 857,384.72 : x - Step 2: Convert to fraction form
1,582,536.98/2,183,903.18 = 857,384.72/x - Step 3: Cross multiply
1,582,536.98x = 2,183,903.18 × 857,384.72 - Step 4: Simplify right side
1,582,536.98x = 1,872,445,216,491.41 - Step 5: Solve for x
x = 1,872,445,216,491.41/1,582,536.98 - Step 6: Final answer
x = 1,183,192.08
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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.