Finding the Fourth Proportional to 1,754,390.44, 2,421,066.06 and 949,574.44
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Solution
The fourth proportional to 1,754,390.44, 2,421,066.06 and 949,574.44 is: 1,310,416.65
Step by Step Solution
- Step 1: Write the proportion equation
1,754,390.44 : 2,421,066.06 = 949,574.44 : x - Step 2: Convert to fraction form
1,754,390.44/2,421,066.06 = 949,574.44/x - Step 3: Cross multiply
1,754,390.44x = 2,421,066.06 × 949,574.44 - Step 4: Simplify right side
1,754,390.44x = 2,298,982,448,127.51 - Step 5: Solve for x
x = 2,298,982,448,127.51/1,754,390.44 - Step 6: Final answer
x = 1,310,416.65
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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.