Finding the Fourth Proportional to 2,181,430.24, 3,270,619.68 and 966,415.12
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Solution
The fourth proportional to 2,181,430.24, 3,270,619.68 and 966,415.12 is: 1,448,946.77
Step by Step Solution
- Step 1: Write the proportion equation
2,181,430.24 : 3,270,619.68 = 966,415.12 : x - Step 2: Convert to fraction form
2,181,430.24/3,270,619.68 = 966,415.12/x - Step 3: Cross multiply
2,181,430.24x = 3,270,619.68 × 966,415.12 - Step 4: Simplify right side
2,181,430.24x = 3,160,776,310,521.56 - Step 5: Solve for x
x = 3,160,776,310,521.56/2,181,430.24 - Step 6: Final answer
x = 1,448,946.77
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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.