Finding the Fourth Proportional to 1,557,279.84, 2,335,905.18 and 492,322.02
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Solution
The fourth proportional to 1,557,279.84, 2,335,905.18 and 492,322.02 is: 738,478.42
Step by Step Solution
- Step 1: Write the proportion equation
1,557,279.84 : 2,335,905.18 = 492,322.02 : x - Step 2: Convert to fraction form
1,557,279.84/2,335,905.18 = 492,322.02/x - Step 3: Cross multiply
1,557,279.84x = 2,335,905.18 × 492,322.02 - Step 4: Simplify right side
1,557,279.84x = 1,150,017,556,746.06 - Step 5: Solve for x
x = 1,150,017,556,746.06/1,557,279.84 - Step 6: Final answer
x = 738,478.42
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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.