Finding the Fourth Proportional to 3,565,162, 4,919,931.66 and 2,037,265.48
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Solution
The fourth proportional to 3,565,162, 4,919,931.66 and 2,037,265.48 is: 2,811,430.99
Step by Step Solution
- Step 1: Write the proportion equation
3,565,162 : 4,919,931.66 = 2,037,265.48 : x - Step 2: Convert to fraction form
3,565,162/4,919,931.66 = 2,037,265.48/x - Step 3: Cross multiply
3,565,162x = 4,919,931.66 × 2,037,265.48 - Step 4: Simplify right side
3,565,162x = 10,023,206,934,877.10 - Step 5: Solve for x
x = 10,023,206,934,877.10/3,565,162 - Step 6: Final answer
x = 2,811,430.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.