Finding the Fourth Proportional to 3,890,407.68, 5,838,171.84 and 1,365,995.52
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Solution
The fourth proportional to 3,890,407.68, 5,838,171.84 and 1,365,995.52 is: 2,049,892.26
Step by Step Solution
- Step 1: Write the proportion equation
3,890,407.68 : 5,838,171.84 = 1,365,995.52 : x - Step 2: Convert to fraction form
3,890,407.68/5,838,171.84 = 1,365,995.52/x - Step 3: Cross multiply
3,890,407.68x = 5,838,171.84 × 1,365,995.52 - Step 4: Simplify right side
3,890,407.68x = 7,974,916,578,430.16 - Step 5: Solve for x
x = 7,974,916,578,430.16/3,890,407.68 - Step 6: Final answer
x = 2,049,892.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.