Finding the Fourth Proportional to 3,194,092.16, 4,407,681.54 and 1,817,407.99
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Solution
The fourth proportional to 3,194,092.16, 4,407,681.54 and 1,817,407.99 is: 2,507,928.78
Step by Step Solution
- Step 1: Write the proportion equation
3,194,092.16 : 4,407,681.54 = 1,817,407.99 : x - Step 2: Convert to fraction form
3,194,092.16/4,407,681.54 = 1,817,407.99/x - Step 3: Cross multiply
3,194,092.16x = 4,407,681.54 × 1,817,407.99 - Step 4: Simplify right side
3,194,092.16x = 8,010,555,648,171.51 - Step 5: Solve for x
x = 8,010,555,648,171.51/3,194,092.16 - Step 6: Final answer
x = 2,507,928.78
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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.