Finding the Fourth Proportional to 1,346,731.44, 2,020,417.92 and 505,290.48
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Solution
The fourth proportional to 1,346,731.44, 2,020,417.92 and 505,290.48 is: 758,056.07
Step by Step Solution
- Step 1: Write the proportion equation
1,346,731.44 : 2,020,417.92 = 505,290.48 : x - Step 2: Convert to fraction form
1,346,731.44/2,020,417.92 = 505,290.48/x - Step 3: Cross multiply
1,346,731.44x = 2,020,417.92 × 505,290.48 - Step 4: Simplify right side
1,346,731.44x = 1,020,897,940,597.40 - Step 5: Solve for x
x = 1,020,897,940,597.40/1,346,731.44 - Step 6: Final answer
x = 758,056.07
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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.