Finding the Fourth Proportional to 2,272,944.67, 3,136,657.21 and 1,254,342.13
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Solution
The fourth proportional to 2,272,944.67, 3,136,657.21 and 1,254,342.13 is: 1,730,988.59
Step by Step Solution
- Step 1: Write the proportion equation
2,272,944.67 : 3,136,657.21 = 1,254,342.13 : x - Step 2: Convert to fraction form
2,272,944.67/3,136,657.21 = 1,254,342.13/x - Step 3: Cross multiply
2,272,944.67x = 3,136,657.21 × 1,254,342.13 - Step 4: Simplify right side
2,272,944.67x = 3,934,441,285,871.26 - Step 5: Solve for x
x = 3,934,441,285,871.26/2,272,944.67 - Step 6: Final answer
x = 1,730,988.59
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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.