Finding the Fourth Proportional to 4,575,048.24, 6,862,621.68 and 1,380,202.14
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Solution
The fourth proportional to 4,575,048.24, 6,862,621.68 and 1,380,202.14 is: 2,070,318.09
Step by Step Solution
- Step 1: Write the proportion equation
4,575,048.24 : 6,862,621.68 = 1,380,202.14 : x - Step 2: Convert to fraction form
4,575,048.24/6,862,621.68 = 1,380,202.14/x - Step 3: Cross multiply
4,575,048.24x = 6,862,621.68 × 1,380,202.14 - Step 4: Simplify right side
4,575,048.24x = 9,471,805,128,746.40 - Step 5: Solve for x
x = 9,471,805,128,746.40/4,575,048.24 - Step 6: Final answer
x = 2,070,318.09
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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.