Finding the Fourth Proportional to 1,886,013.24, 2,829,441.68 and 687,935.55
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Solution
The fourth proportional to 1,886,013.24, 2,829,441.68 and 687,935.55 is: 1,032,057.19
Step by Step Solution
- Step 1: Write the proportion equation
1,886,013.24 : 2,829,441.68 = 687,935.55 : x - Step 2: Convert to fraction form
1,886,013.24/2,829,441.68 = 687,935.55/x - Step 3: Cross multiply
1,886,013.24x = 2,829,441.68 × 687,935.55 - Step 4: Simplify right side
1,886,013.24x = 1,946,473,529,756.23 - Step 5: Solve for x
x = 1,946,473,529,756.23/1,886,013.24 - Step 6: Final answer
x = 1,032,057.19
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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.