Finding the Fourth Proportional to 2,852,461.32, 3,934,129.12 and 2,424,159.24
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Solution
The fourth proportional to 2,852,461.32, 3,934,129.12 and 2,424,159.24 is: 3,343,412.72
Step by Step Solution
- Step 1: Write the proportion equation
2,852,461.32 : 3,934,129.12 = 2,424,159.24 : x - Step 2: Convert to fraction form
2,852,461.32/3,934,129.12 = 2,424,159.24/x - Step 3: Cross multiply
2,852,461.32x = 3,934,129.12 × 2,424,159.24 - Step 4: Simplify right side
2,852,461.32x = 9,536,955,457,601.07 - Step 5: Solve for x
x = 9,536,955,457,601.07/2,852,461.32 - Step 6: Final answer
x = 3,343,412.72
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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.