Finding the Fourth Proportional to 1,026,468.75, 1,416,497.45 and 567,575.31
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Solution
The fourth proportional to 1,026,468.75, 1,416,497.45 and 567,575.31 is: 783,237.65
Step by Step Solution
- Step 1: Write the proportion equation
1,026,468.75 : 1,416,497.45 = 567,575.31 : x - Step 2: Convert to fraction form
1,026,468.75/1,416,497.45 = 567,575.31/x - Step 3: Cross multiply
1,026,468.75x = 1,416,497.45 × 567,575.31 - Step 4: Simplify right side
1,026,468.75x = 803,968,976,460.08 - Step 5: Solve for x
x = 803,968,976,460.08/1,026,468.75 - Step 6: Final answer
x = 783,237.65
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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.