Finding the Fourth Proportional to 4,356,348.49, 6,535,353.53 and 1,660,448.17
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Solution
The fourth proportional to 4,356,348.49, 6,535,353.53 and 1,660,448.17 is: 2,490,988.92
Step by Step Solution
- Step 1: Write the proportion equation
4,356,348.49 : 6,535,353.53 = 1,660,448.17 : x - Step 2: Convert to fraction form
4,356,348.49/6,535,353.53 = 1,660,448.17/x - Step 3: Cross multiply
4,356,348.49x = 6,535,353.53 × 1,660,448.17 - Step 4: Simplify right side
4,356,348.49x = 10,851,615,809,191.54 - Step 5: Solve for x
x = 10,851,615,809,191.54/4,356,348.49 - Step 6: Final answer
x = 2,490,988.92
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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.