Finding the Fourth Proportional to 1,852,246.20, 2,778,369.30 and 655,519.80
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Solution
The fourth proportional to 1,852,246.20, 2,778,369.30 and 655,519.80 is: 983,279.70
Step by Step Solution
- Step 1: Write the proportion equation
1,852,246.20 : 2,778,369.30 = 655,519.80 : x - Step 2: Convert to fraction form
1,852,246.20/2,778,369.30 = 655,519.80/x - Step 3: Cross multiply
1,852,246.20x = 2,778,369.30 × 655,519.80 - Step 4: Simplify right side
1,852,246.20x = 1,821,276,087,862.14 - Step 5: Solve for x
x = 1,821,276,087,862.14/1,852,246.20 - Step 6: Final answer
x = 983,279.70
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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.