Finding the Fourth Proportional to 1,177,824.08, 1,765,466.04 and 578,087.12
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Solution
The fourth proportional to 1,177,824.08, 1,765,466.04 and 578,087.12 is: 866,507.31
Step by Step Solution
- Step 1: Write the proportion equation
1,177,824.08 : 1,765,466.04 = 578,087.12 : x - Step 2: Convert to fraction form
1,177,824.08/1,765,466.04 = 578,087.12/x - Step 3: Cross multiply
1,177,824.08x = 1,765,466.04 × 578,087.12 - Step 4: Simplify right side
1,177,824.08x = 1,020,593,178,521.40 - Step 5: Solve for x
x = 1,020,593,178,521.40/1,177,824.08 - Step 6: Final answer
x = 866,507.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.