Finding the Fourth Proportional to 1,470,929.12, 2,030,577.04 and 981,708.64
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Solution
The fourth proportional to 1,470,929.12, 2,030,577.04 and 981,708.64 is: 1,355,221.67
Step by Step Solution
- Step 1: Write the proportion equation
1,470,929.12 : 2,030,577.04 = 981,708.64 : x - Step 2: Convert to fraction form
1,470,929.12/2,030,577.04 = 981,708.64/x - Step 3: Cross multiply
1,470,929.12x = 2,030,577.04 × 981,708.64 - Step 4: Simplify right side
1,470,929.12x = 1,993,435,024,353.63 - Step 5: Solve for x
x = 1,993,435,024,353.63/1,470,929.12 - Step 6: Final answer
x = 1,355,221.67
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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.