Finding the Fourth Proportional to 1,014,310.58, 1,399,765.81 and 555,417.84
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Solution
The fourth proportional to 1,014,310.58, 1,399,765.81 and 555,417.84 is: 766,486.04
Step by Step Solution
- Step 1: Write the proportion equation
1,014,310.58 : 1,399,765.81 = 555,417.84 : x - Step 2: Convert to fraction form
1,014,310.58/1,399,765.81 = 555,417.84/x - Step 3: Cross multiply
1,014,310.58x = 1,399,765.81 × 555,417.84 - Step 4: Simplify right side
1,014,310.58x = 777,454,902,696.05 - Step 5: Solve for x
x = 777,454,902,696.05/1,014,310.58 - Step 6: Final answer
x = 766,486.04
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.