Finding the Fourth Proportional to 1,258,862.04, 1,889,165.12 and 500,625.80
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Solution
The fourth proportional to 1,258,862.04, 1,889,165.12 and 500,625.80 is: 751,285.50
Step by Step Solution
- Step 1: Write the proportion equation
1,258,862.04 : 1,889,165.12 = 500,625.80 : x - Step 2: Convert to fraction form
1,258,862.04/1,889,165.12 = 500,625.80/x - Step 3: Cross multiply
1,258,862.04x = 1,889,165.12 × 500,625.80 - Step 4: Simplify right side
1,258,862.04x = 945,764,799,532.10 - Step 5: Solve for x
x = 945,764,799,532.10/1,258,862.04 - Step 6: Final answer
x = 751,285.50
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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.