Finding the Fourth Proportional to 1,674,215.93, 2,310,496.95 and 949,077.74
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Solution
The fourth proportional to 1,674,215.93, 2,310,496.95 and 949,077.74 is: 1,309,772.05
Step by Step Solution
- Step 1: Write the proportion equation
1,674,215.93 : 2,310,496.95 = 949,077.74 : x - Step 2: Convert to fraction form
1,674,215.93/2,310,496.95 = 949,077.74/x - Step 3: Cross multiply
1,674,215.93x = 2,310,496.95 × 949,077.74 - Step 4: Simplify right side
1,674,215.93x = 2,192,841,232,918.18 - Step 5: Solve for x
x = 2,192,841,232,918.18/1,674,215.93 - Step 6: Final answer
x = 1,309,772.05
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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.