Finding the Fourth Proportional to 1,787,666.18, 2,467,027.95 and 971,924.72
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Solution
The fourth proportional to 1,787,666.18, 2,467,027.95 and 971,924.72 is: 1,341,282.55
Step by Step Solution
- Step 1: Write the proportion equation
1,787,666.18 : 2,467,027.95 = 971,924.72 : x - Step 2: Convert to fraction form
1,787,666.18/2,467,027.95 = 971,924.72/x - Step 3: Cross multiply
1,787,666.18x = 2,467,027.95 × 971,924.72 - Step 4: Simplify right side
1,787,666.18x = 2,397,765,449,535.92 - Step 5: Solve for x
x = 2,397,765,449,535.92/1,787,666.18 - Step 6: Final answer
x = 1,341,282.55
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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.