Finding the Fourth Proportional to 1,177,798.67, 1,763,210.42 and 727,070.27
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Solution
The fourth proportional to 1,177,798.67, 1,763,210.42 and 727,070.27 is: 1,088,452.47
Step by Step Solution
- Step 1: Write the proportion equation
1,177,798.67 : 1,763,210.42 = 727,070.27 : x - Step 2: Convert to fraction form
1,177,798.67/1,763,210.42 = 727,070.27/x - Step 3: Cross multiply
1,177,798.67x = 1,763,210.42 × 727,070.27 - Step 4: Simplify right side
1,177,798.67x = 1,281,977,863,684.81 - Step 5: Solve for x
x = 1,281,977,863,684.81/1,177,798.67 - Step 6: Final answer
x = 1,088,452.47
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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.