Finding the Fourth Proportional to 1,299,507.79, 1,948,548.18 and 400,700.00
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Solution
The fourth proportional to 1,299,507.79, 1,948,548.18 and 400,700.00 is: 600,829.99
Step by Step Solution
- Step 1: Write the proportion equation
1,299,507.79 : 1,948,548.18 = 400,700.00 : x - Step 2: Convert to fraction form
1,299,507.79/1,948,548.18 = 400,700.00/x - Step 3: Cross multiply
1,299,507.79x = 1,948,548.18 × 400,700.00 - Step 4: Simplify right side
1,299,507.79x = 780,783,247,758.51 - Step 5: Solve for x
x = 780,783,247,758.51/1,299,507.79 - Step 6: Final answer
x = 600,829.99
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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.