Finding the Fourth Proportional to 1,878,669.52, 2,592,808.12 and 1,052,057.84
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Solution
The fourth proportional to 1,878,669.52, 2,592,808.12 and 1,052,057.84 is: 1,451,976.56
Step by Step Solution
- Step 1: Write the proportion equation
1,878,669.52 : 2,592,808.12 = 1,052,057.84 : x - Step 2: Convert to fraction form
1,878,669.52/2,592,808.12 = 1,052,057.84/x - Step 3: Cross multiply
1,878,669.52x = 2,592,808.12 × 1,052,057.84 - Step 4: Simplify right side
1,878,669.52x = 2,727,784,110,261.66 - Step 5: Solve for x
x = 2,727,784,110,261.66/1,878,669.52 - Step 6: Final answer
x = 1,451,976.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.