Finding the Fourth Proportional to 1,102,455.68, 1,521,464.00 and 612,482.63
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Solution
The fourth proportional to 1,102,455.68, 1,521,464.00 and 612,482.63 is: 845,267.78
Step by Step Solution
- Step 1: Write the proportion equation
1,102,455.68 : 1,521,464.00 = 612,482.63 : x - Step 2: Convert to fraction form
1,102,455.68/1,521,464.00 = 612,482.63/x - Step 3: Cross multiply
1,102,455.68x = 1,521,464.00 × 612,482.63 - Step 4: Simplify right side
1,102,455.68x = 931,870,261,500.59 - Step 5: Solve for x
x = 931,870,261,500.59/1,102,455.68 - Step 6: Final answer
x = 845,267.78
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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.