Finding the Fourth Proportional to 2,429,243.91, 3,646,077.18 and 1,292,960.13
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Solution
The fourth proportional to 2,429,243.91, 3,646,077.18 and 1,292,960.13 is: 1,940,617.16
Step by Step Solution
- Step 1: Write the proportion equation
2,429,243.91 : 3,646,077.18 = 1,292,960.13 : x - Step 2: Convert to fraction form
2,429,243.91/3,646,077.18 = 1,292,960.13/x - Step 3: Cross multiply
2,429,243.91x = 3,646,077.18 × 1,292,960.13 - Step 4: Simplify right side
2,429,243.91x = 4,714,232,424,642.83 - Step 5: Solve for x
x = 4,714,232,424,642.83/2,429,243.91 - Step 6: Final answer
x = 1,940,617.16
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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.