Finding the Fourth Proportional to 1,267,334.12, 1,748,920.74 and 694,396.04
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Solution
The fourth proportional to 1,267,334.12, 1,748,920.74 and 694,396.04 is: 958,266.35
Step by Step Solution
- Step 1: Write the proportion equation
1,267,334.12 : 1,748,920.74 = 694,396.04 : x - Step 2: Convert to fraction form
1,267,334.12/1,748,920.74 = 694,396.04/x - Step 3: Cross multiply
1,267,334.12x = 1,748,920.74 × 694,396.04 - Step 4: Simplify right side
1,267,334.12x = 1,214,443,636,129.87 - Step 5: Solve for x
x = 1,214,443,636,129.87/1,267,334.12 - Step 6: Final answer
x = 958,266.35
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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.