Finding the Fourth Proportional to 1,754,120.32, 2,420,681.28 and 949,304.32
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Solution
The fourth proportional to 1,754,120.32, 2,420,681.28 and 949,304.32 is: 1,310,037.38
Step by Step Solution
- Step 1: Write the proportion equation
1,754,120.32 : 2,420,681.28 = 949,304.32 : x - Step 2: Convert to fraction form
1,754,120.32/2,420,681.28 = 949,304.32/x - Step 3: Cross multiply
1,754,120.32x = 2,420,681.28 × 949,304.32 - Step 4: Simplify right side
1,754,120.32x = 2,297,963,196,447.13 - Step 5: Solve for x
x = 2,297,963,196,447.13/1,754,120.32 - Step 6: Final answer
x = 1,310,037.38
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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.