Finding the Fourth Proportional to 1,358,486.18, 1,874,730.29 and 746,695.47
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Solution
The fourth proportional to 1,358,486.18, 1,874,730.29 and 746,695.47 is: 1,030,450.39
Step by Step Solution
- Step 1: Write the proportion equation
1,358,486.18 : 1,874,730.29 = 746,695.47 : x - Step 2: Convert to fraction form
1,358,486.18/1,874,730.29 = 746,695.47/x - Step 3: Cross multiply
1,358,486.18x = 1,874,730.29 × 746,695.47 - Step 4: Simplify right side
1,358,486.18x = 1,399,852,615,014.79 - Step 5: Solve for x
x = 1,399,852,615,014.79/1,358,486.18 - Step 6: Final answer
x = 1,030,450.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.