Finding the Fourth Proportional to 1,415,435.14, 2,121,261.09 and 516,032.02
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Solution
The fourth proportional to 1,415,435.14, 2,121,261.09 and 516,032.02 is: 773,358.39
Step by Step Solution
- Step 1: Write the proportion equation
1,415,435.14 : 2,121,261.09 = 516,032.02 : x - Step 2: Convert to fraction form
1,415,435.14/2,121,261.09 = 516,032.02/x - Step 3: Cross multiply
1,415,435.14x = 2,121,261.09 × 516,032.02 - Step 4: Simplify right side
1,415,435.14x = 1,094,638,645,220.10 - Step 5: Solve for x
x = 1,094,638,645,220.10/1,415,435.14 - Step 6: Final answer
x = 773,358.39
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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.