Finding the Fourth Proportional to 1,484,158.44, 2,048,139.30 and 839,564.84
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Solution
The fourth proportional to 1,484,158.44, 2,048,139.30 and 839,564.84 is: 1,158,599.85
Step by Step Solution
- Step 1: Write the proportion equation
1,484,158.44 : 2,048,139.30 = 839,564.84 : x - Step 2: Convert to fraction form
1,484,158.44/2,048,139.30 = 839,564.84/x - Step 3: Cross multiply
1,484,158.44x = 2,048,139.30 × 839,564.84 - Step 4: Simplify right side
1,484,158.44x = 1,719,545,743,702.21 - Step 5: Solve for x
x = 1,719,545,743,702.21/1,484,158.44 - Step 6: Final answer
x = 1,158,599.85
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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.