Finding the Fourth Proportional to 1,413,619.04, 2,118,886.40 and 694,455.68
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Solution
The fourth proportional to 1,413,619.04, 2,118,886.40 and 694,455.68 is: 1,040,925.92
Step by Step Solution
- Step 1: Write the proportion equation
1,413,619.04 : 2,118,886.40 = 694,455.68 : x - Step 2: Convert to fraction form
1,413,619.04/2,118,886.40 = 694,455.68/x - Step 3: Cross multiply
1,413,619.04x = 2,118,886.40 × 694,455.68 - Step 4: Simplify right side
1,413,619.04x = 1,471,472,695,754.75 - Step 5: Solve for x
x = 1,471,472,695,754.75/1,413,619.04 - Step 6: Final answer
x = 1,040,925.92
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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.