Finding the Fourth Proportional to 1,768,122.08, 2,652,967.20 and 926,473.76
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Solution
The fourth proportional to 1,768,122.08, 2,652,967.20 and 926,473.76 is: 1,390,121.49
Step by Step Solution
- Step 1: Write the proportion equation
1,768,122.08 : 2,652,967.20 = 926,473.76 : x - Step 2: Convert to fraction form
1,768,122.08/2,652,967.20 = 926,473.76/x - Step 3: Cross multiply
1,768,122.08x = 2,652,967.20 × 926,473.76 - Step 4: Simplify right side
1,768,122.08x = 2,457,904,496,940.67 - Step 5: Solve for x
x = 2,457,904,496,940.67/1,768,122.08 - Step 6: Final answer
x = 1,390,121.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.