Finding the Fourth Proportional to 1,411,675.20, 2,114,402.40 and 988,660.80
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Solution
The fourth proportional to 1,411,675.20, 2,114,402.40 and 988,660.80 is: 1,480,812.84
Step by Step Solution
- Step 1: Write the proportion equation
1,411,675.20 : 2,114,402.40 = 988,660.80 : x - Step 2: Convert to fraction form
1,411,675.20/2,114,402.40 = 988,660.80/x - Step 3: Cross multiply
1,411,675.20x = 2,114,402.40 × 988,660.80 - Step 4: Simplify right side
1,411,675.20x = 2,090,426,768,305.92 - Step 5: Solve for x
x = 2,090,426,768,305.92/1,411,675.20 - Step 6: Final answer
x = 1,480,812.84
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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.