Finding the Fourth Proportional to 4,778,828.56, 6,594,757.53 and 2,603,366.49
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Solution
The fourth proportional to 4,778,828.56, 6,594,757.53 and 2,603,366.49 is: 3,592,631.66
Step by Step Solution
- Step 1: Write the proportion equation
4,778,828.56 : 6,594,757.53 = 2,603,366.49 : x - Step 2: Convert to fraction form
4,778,828.56/6,594,757.53 = 2,603,366.49/x - Step 3: Cross multiply
4,778,828.56x = 6,594,757.53 × 2,603,366.49 - Step 4: Simplify right side
4,778,828.56x = 17,168,570,763,277.17 - Step 5: Solve for x
x = 17,168,570,763,277.17/4,778,828.56 - Step 6: Final answer
x = 3,592,631.66
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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.