Finding the Fourth Proportional to 1,463,845.20, 2,020,106.06 and 819,265.36
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Solution
The fourth proportional to 1,463,845.20, 2,020,106.06 and 819,265.36 is: 1,130,586.02
Step by Step Solution
- Step 1: Write the proportion equation
1,463,845.20 : 2,020,106.06 = 819,265.36 : x - Step 2: Convert to fraction form
1,463,845.20/2,020,106.06 = 819,265.36/x - Step 3: Cross multiply
1,463,845.20x = 2,020,106.06 × 819,265.36 - Step 4: Simplify right side
1,463,845.20x = 1,655,002,918,484.08 - Step 5: Solve for x
x = 1,655,002,918,484.08/1,463,845.20 - Step 6: Final answer
x = 1,130,586.02
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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.