Finding the Fourth Proportional to 1,575,757.79, 2,364,374.86 and 776,603.38
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Solution
The fourth proportional to 1,575,757.79, 2,364,374.86 and 776,603.38 is: 1,165,268.88
Step by Step Solution
- Step 1: Write the proportion equation
1,575,757.79 : 2,364,374.86 = 776,603.38 : x - Step 2: Convert to fraction form
1,575,757.79/2,364,374.86 = 776,603.38/x - Step 3: Cross multiply
1,575,757.79x = 2,364,374.86 × 776,603.38 - Step 4: Simplify right side
1,575,757.79x = 1,836,181,507,863.03 - Step 5: Solve for x
x = 1,836,181,507,863.03/1,575,757.79 - Step 6: Final answer
x = 1,165,268.88
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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.