Finding the Fourth Proportional to 2,646,713.42, 3,970,463.79 and 1,226,913.02
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Solution
The fourth proportional to 2,646,713.42, 3,970,463.79 and 1,226,913.02 is: 1,840,552.02
Step by Step Solution
- Step 1: Write the proportion equation
2,646,713.42 : 3,970,463.79 = 1,226,913.02 : x - Step 2: Convert to fraction form
2,646,713.42/3,970,463.79 = 1,226,913.02/x - Step 3: Cross multiply
2,646,713.42x = 3,970,463.79 × 1,226,913.02 - Step 4: Simplify right side
2,646,713.42x = 4,871,413,719,389.55 - Step 5: Solve for x
x = 4,871,413,719,389.55/2,646,713.42 - Step 6: Final answer
x = 1,840,552.02
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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.