Finding the Fourth Proportional to 1,528,053.44, 2,290,655.07 and 516,471.62
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Solution
The fourth proportional to 1,528,053.44, 2,290,655.07 and 516,471.62 is: 774,225.76
Step by Step Solution
- Step 1: Write the proportion equation
1,528,053.44 : 2,290,655.07 = 516,471.62 : x - Step 2: Convert to fraction form
1,528,053.44/2,290,655.07 = 516,471.62/x - Step 3: Cross multiply
1,528,053.44x = 2,290,655.07 × 516,471.62 - Step 4: Simplify right side
1,528,053.44x = 1,183,058,334,864.11 - Step 5: Solve for x
x = 1,183,058,334,864.11/1,528,053.44 - Step 6: Final answer
x = 774,225.76
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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.