Finding the Fourth Proportional to 2,953,648.68, 4,430,472.51 and 709,786.68
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Solution
The fourth proportional to 2,953,648.68, 4,430,472.51 and 709,786.68 is: 1,064,679.90
Step by Step Solution
- Step 1: Write the proportion equation
2,953,648.68 : 4,430,472.51 = 709,786.68 : x - Step 2: Convert to fraction form
2,953,648.68/4,430,472.51 = 709,786.68/x - Step 3: Cross multiply
2,953,648.68x = 4,430,472.51 × 709,786.68 - Step 4: Simplify right side
2,953,648.68x = 3,144,690,373,704.17 - Step 5: Solve for x
x = 3,144,690,373,704.17/2,953,648.68 - Step 6: Final answer
x = 1,064,679.90
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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.