Finding the Fourth Proportional to 5,024,528.28, 7,536,616.92 and 1,430,315.28
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Solution
The fourth proportional to 5,024,528.28, 7,536,616.92 and 1,430,315.28 is: 2,145,422.96
Step by Step Solution
- Step 1: Write the proportion equation
5,024,528.28 : 7,536,616.92 = 1,430,315.28 : x - Step 2: Convert to fraction form
5,024,528.28/7,536,616.92 = 1,430,315.28/x - Step 3: Cross multiply
5,024,528.28x = 7,536,616.92 × 1,430,315.28 - Step 4: Simplify right side
5,024,528.28x = 10,779,738,340,182.54 - Step 5: Solve for x
x = 10,779,738,340,182.54/5,024,528.28 - Step 6: Final answer
x = 2,145,422.96
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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.