Finding the Fourth Proportional to 2,464,408.76, 3,400,867.82 and 1,376,670.70
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Solution
The fourth proportional to 2,464,408.76, 3,400,867.82 and 1,376,670.70 is: 1,899,796.48
Step by Step Solution
- Step 1: Write the proportion equation
2,464,408.76 : 3,400,867.82 = 1,376,670.70 : x - Step 2: Convert to fraction form
2,464,408.76/3,400,867.82 = 1,376,670.70/x - Step 3: Cross multiply
2,464,408.76x = 3,400,867.82 × 1,376,670.70 - Step 4: Simplify right side
2,464,408.76x = 4,681,875,082,366.87 - Step 5: Solve for x
x = 4,681,875,082,366.87/2,464,408.76 - Step 6: Final answer
x = 1,899,796.48
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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.