Finding the Fourth Proportional to 4,757,853.12, 6,565,820.68 and 2,582,396.16
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Solution
The fourth proportional to 4,757,853.12, 6,565,820.68 and 2,582,396.16 is: 3,563,697.68
Step by Step Solution
- Step 1: Write the proportion equation
4,757,853.12 : 6,565,820.68 = 2,582,396.16 : x - Step 2: Convert to fraction form
4,757,853.12/6,565,820.68 = 2,582,396.16/x - Step 3: Cross multiply
4,757,853.12x = 6,565,820.68 × 2,582,396.16 - Step 4: Simplify right side
4,757,853.12x = 16,955,550,111,280.59 - Step 5: Solve for x
x = 16,955,550,111,280.59/4,757,853.12 - Step 6: Final answer
x = 3,563,697.68
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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.