Finding the Fourth Proportional to 1,871,375.15, 2,808,637.37 and 1,753,277.15
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Solution
The fourth proportional to 1,871,375.15, 2,808,637.37 and 1,753,277.15 is: 2,631,390.99
Step by Step Solution
- Step 1: Write the proportion equation
1,871,375.15 : 2,808,637.37 = 1,753,277.15 : x - Step 2: Convert to fraction form
1,871,375.15/2,808,637.37 = 1,753,277.15/x - Step 3: Cross multiply
1,871,375.15x = 2,808,637.37 × 1,753,277.15 - Step 4: Simplify right side
1,871,375.15x = 4,924,319,721,712.30 - Step 5: Solve for x
x = 4,924,319,721,712.30/1,871,375.15 - Step 6: Final answer
x = 2,631,390.99
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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.