Finding the Fourth Proportional to 4,787,920.83, 6,607,316.70 and 2,612,448.75
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Solution
The fourth proportional to 4,787,920.83, 6,607,316.70 and 2,612,448.75 is: 3,605,171.61
Step by Step Solution
- Step 1: Write the proportion equation
4,787,920.83 : 6,607,316.70 = 2,612,448.75 : x - Step 2: Convert to fraction form
4,787,920.83/6,607,316.70 = 2,612,448.75/x - Step 3: Cross multiply
4,787,920.83x = 6,607,316.70 × 2,612,448.75 - Step 4: Simplify right side
4,787,920.83x = 17,261,276,253,769.12 - Step 5: Solve for x
x = 17,261,276,253,769.12/4,787,920.83 - Step 6: Final answer
x = 3,605,171.61
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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.