Finding the Fourth Proportional to 2,833,412.49, 3,909,995.39 and 1,544,225.19
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Solution
The fourth proportional to 2,833,412.49, 3,909,995.39 and 1,544,225.19 is: 2,130,968.71
Step by Step Solution
- Step 1: Write the proportion equation
2,833,412.49 : 3,909,995.39 = 1,544,225.19 : x - Step 2: Convert to fraction form
2,833,412.49/3,909,995.39 = 1,544,225.19/x - Step 3: Cross multiply
2,833,412.49x = 3,909,995.39 × 1,544,225.19 - Step 4: Simplify right side
2,833,412.49x = 6,037,913,366,300.75 - Step 5: Solve for x
x = 6,037,913,366,300.75/2,833,412.49 - Step 6: Final answer
x = 2,130,968.71
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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.