Finding the Fourth Proportional to 1,790,348.13, 2,470,711.95 and 974,575.26
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Solution
The fourth proportional to 1,790,348.13, 2,470,711.95 and 974,575.26 is: 1,344,931.02
Step by Step Solution
- Step 1: Write the proportion equation
1,790,348.13 : 2,470,711.95 = 974,575.26 : x - Step 2: Convert to fraction form
1,790,348.13/2,470,711.95 = 974,575.26/x - Step 3: Cross multiply
1,790,348.13x = 2,470,711.95 × 974,575.26 - Step 4: Simplify right side
1,790,348.13x = 2,407,894,741,056.36 - Step 5: Solve for x
x = 2,407,894,741,056.36/1,790,348.13 - Step 6: Final answer
x = 1,344,931.02
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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.