Finding the Fourth Proportional to 1,557,159.16, 2,335,536.78 and 492,308.68
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Solution
The fourth proportional to 1,557,159.16, 2,335,536.78 and 492,308.68 is: 738,399.17
Step by Step Solution
- Step 1: Write the proportion equation
1,557,159.16 : 2,335,536.78 = 492,308.68 : x - Step 2: Convert to fraction form
1,557,159.16/2,335,536.78 = 492,308.68/x - Step 3: Cross multiply
1,557,159.16x = 2,335,536.78 × 492,308.68 - Step 4: Simplify right side
1,557,159.16x = 1,149,805,029,253.25 - Step 5: Solve for x
x = 1,149,805,029,253.25/1,557,159.16 - Step 6: Final answer
x = 738,399.17
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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.