Finding the Fourth Proportional to 1,971,944.63, 2,958,243.78 and 692,220.06
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Solution
The fourth proportional to 1,971,944.63, 2,958,243.78 and 692,220.06 is: 1,038,444.82
Step by Step Solution
- Step 1: Write the proportion equation
1,971,944.63 : 2,958,243.78 = 692,220.06 : x - Step 2: Convert to fraction form
1,971,944.63/2,958,243.78 = 692,220.06/x - Step 3: Cross multiply
1,971,944.63x = 2,958,243.78 × 692,220.06 - Step 4: Simplify right side
1,971,944.63x = 2,047,755,690,584.03 - Step 5: Solve for x
x = 2,047,755,690,584.03/1,971,944.63 - Step 6: Final answer
x = 1,038,444.82
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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.