Finding the Fourth Proportional to 1,481,248.14, 2,221,949.05 and 470,449.20
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Solution
The fourth proportional to 1,481,248.14, 2,221,949.05 and 470,449.20 is: 705,698.20
Step by Step Solution
- Step 1: Write the proportion equation
1,481,248.14 : 2,221,949.05 = 470,449.20 : x - Step 2: Convert to fraction form
1,481,248.14/2,221,949.05 = 470,449.20/x - Step 3: Cross multiply
1,481,248.14x = 2,221,949.05 × 470,449.20 - Step 4: Simplify right side
1,481,248.14x = 1,045,314,153,013.26 - Step 5: Solve for x
x = 1,045,314,153,013.26/1,481,248.14 - Step 6: Final answer
x = 705,698.20
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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.