Finding the Fourth Proportional to 4,772,762.19, 6,584,529.69 and 3,535,386.75
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Solution
The fourth proportional to 4,772,762.19, 6,584,529.69 and 3,535,386.75 is: 4,877,439.54
Step by Step Solution
- Step 1: Write the proportion equation
4,772,762.19 : 6,584,529.69 = 3,535,386.75 : x - Step 2: Convert to fraction form
4,772,762.19/6,584,529.69 = 3,535,386.75/x - Step 3: Cross multiply
4,772,762.19x = 6,584,529.69 × 3,535,386.75 - Step 4: Simplify right side
4,772,762.19x = 23,278,859,021,007.61 - Step 5: Solve for x
x = 23,278,859,021,007.61/4,772,762.19 - Step 6: Final answer
x = 4,877,439.54
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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.