Finding the Fourth Proportional to 1,168,335.36, 1,753,997.76 and 991,962.99
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Solution
The fourth proportional to 1,168,335.36, 1,753,997.76 and 991,962.99 is: 1,489,213.56
Step by Step Solution
- Step 1: Write the proportion equation
1,168,335.36 : 1,753,997.76 = 991,962.99 : x - Step 2: Convert to fraction form
1,168,335.36/1,753,997.76 = 991,962.99/x - Step 3: Cross multiply
1,168,335.36x = 1,753,997.76 × 991,962.99 - Step 4: Simplify right side
1,168,335.36x = 1,739,900,862,462.90 - Step 5: Solve for x
x = 1,739,900,862,462.90/1,168,335.36 - Step 6: Final answer
x = 1,489,213.56
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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.