Finding the Fourth Proportional to 1,065,702.38, 1,470,652.12 and 582,257.14
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Solution
The fourth proportional to 1,065,702.38, 1,470,652.12 and 582,257.14 is: 803,505.48
Step by Step Solution
- Step 1: Write the proportion equation
1,065,702.38 : 1,470,652.12 = 582,257.14 : x - Step 2: Convert to fraction form
1,065,702.38/1,470,652.12 = 582,257.14/x - Step 3: Cross multiply
1,065,702.38x = 1,470,652.12 × 582,257.14 - Step 4: Simplify right side
1,065,702.38x = 856,297,697,326.14 - Step 5: Solve for x
x = 856,297,697,326.14/1,065,702.38 - Step 6: Final answer
x = 803,505.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.