Finding the Fourth Proportional to 1,911,252.18, 2,637,527.22 and 1,051,812.42
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Solution
The fourth proportional to 1,911,252.18, 2,637,527.22 and 1,051,812.42 is: 1,451,500.71
Step by Step Solution
- Step 1: Write the proportion equation
1,911,252.18 : 2,637,527.22 = 1,051,812.42 : x - Step 2: Convert to fraction form
1,911,252.18/2,637,527.22 = 1,051,812.42/x - Step 3: Cross multiply
1,911,252.18x = 2,637,527.22 × 1,051,812.42 - Step 4: Simplify right side
1,911,252.18x = 2,774,183,898,968.42 - Step 5: Solve for x
x = 2,774,183,898,968.42/1,911,252.18 - Step 6: Final answer
x = 1,451,500.71
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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.