Finding the Fourth Proportional to 2,645,517.91, 3,967,852.03 and 725,980.81
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Solution
The fourth proportional to 2,645,517.91, 3,967,852.03 and 725,980.81 is: 1,088,854.63
Step by Step Solution
- Step 1: Write the proportion equation
2,645,517.91 : 3,967,852.03 = 725,980.81 : x - Step 2: Convert to fraction form
2,645,517.91/3,967,852.03 = 725,980.81/x - Step 3: Cross multiply
2,645,517.91x = 3,967,852.03 × 725,980.81 - Step 4: Simplify right side
2,645,517.91x = 2,880,584,430,699.54 - Step 5: Solve for x
x = 2,880,584,430,699.54/2,645,517.91 - Step 6: Final answer
x = 1,088,854.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.