Finding the Fourth Proportional to 1,533,272.40, 2,115,929.86 and 844,968.94
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Solution
The fourth proportional to 1,533,272.40, 2,115,929.86 and 844,968.94 is: 1,166,064.82
Step by Step Solution
- Step 1: Write the proportion equation
1,533,272.40 : 2,115,929.86 = 844,968.94 : x - Step 2: Convert to fraction form
1,533,272.40/2,115,929.86 = 844,968.94/x - Step 3: Cross multiply
1,533,272.40x = 2,115,929.86 × 844,968.94 - Step 4: Simplify right side
1,533,272.40x = 1,787,895,010,918.55 - Step 5: Solve for x
x = 1,787,895,010,918.55/1,533,272.40 - Step 6: Final answer
x = 1,166,064.82
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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.