Finding the Fourth Proportional to 1,156,728.02, 1,596,304.40 and 633,484.62
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Solution
The fourth proportional to 1,156,728.02, 1,596,304.40 and 633,484.62 is: 874,219.58
Step by Step Solution
- Step 1: Write the proportion equation
1,156,728.02 : 1,596,304.40 = 633,484.62 : x - Step 2: Convert to fraction form
1,156,728.02/1,596,304.40 = 633,484.62/x - Step 3: Cross multiply
1,156,728.02x = 1,596,304.40 × 633,484.62 - Step 4: Simplify right side
1,156,728.02x = 1,011,234,283,070.90 - Step 5: Solve for x
x = 1,011,234,283,070.90/1,156,728.02 - Step 6: Final answer
x = 874,219.58
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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.