Finding the Fourth Proportional to 1,407,612.27, 2,110,972.50 and 508,935.09
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Solution
The fourth proportional to 1,407,612.27, 2,110,972.50 and 508,935.09 is: 763,241.41
Step by Step Solution
- Step 1: Write the proportion equation
1,407,612.27 : 2,110,972.50 = 508,935.09 : x - Step 2: Convert to fraction form
1,407,612.27/2,110,972.50 = 508,935.09/x - Step 3: Cross multiply
1,407,612.27x = 2,110,972.50 × 508,935.09 - Step 4: Simplify right side
1,407,612.27x = 1,074,347,979,275.03 - Step 5: Solve for x
x = 1,074,347,979,275.03/1,407,612.27 - Step 6: Final answer
x = 763,241.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.