Finding the Fourth Proportional to 1,258,482.84, 1,736,697.42 and 685,521.24
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Solution
The fourth proportional to 1,258,482.84, 1,736,697.42 and 685,521.24 is: 946,014.46
Step by Step Solution
- Step 1: Write the proportion equation
1,258,482.84 : 1,736,697.42 = 685,521.24 : x - Step 2: Convert to fraction form
1,258,482.84/1,736,697.42 = 685,521.24/x - Step 3: Cross multiply
1,258,482.84x = 1,736,697.42 × 685,521.24 - Step 4: Simplify right side
1,258,482.84x = 1,190,542,968,863.20 - Step 5: Solve for x
x = 1,190,542,968,863.20/1,258,482.84 - Step 6: Final answer
x = 946,014.46
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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.