Finding the Fourth Proportional to 2,903,660.10, 4,355,490.15 and 1,643,948.10
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Solution
The fourth proportional to 2,903,660.10, 4,355,490.15 and 1,643,948.10 is: 2,465,922.15
Step by Step Solution
- Step 1: Write the proportion equation
2,903,660.10 : 4,355,490.15 = 1,643,948.10 : x - Step 2: Convert to fraction form
2,903,660.10/4,355,490.15 = 1,643,948.10/x - Step 3: Cross multiply
2,903,660.10x = 4,355,490.15 × 1,643,948.10 - Step 4: Simplify right side
2,903,660.10x = 7,160,199,756,661.22 - Step 5: Solve for x
x = 7,160,199,756,661.22/2,903,660.10 - Step 6: Final answer
x = 2,465,922.15
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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.