Finding the Fourth Proportional to 1,903,478.24, 2,855,210.26 and 464,145.12
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Solution
The fourth proportional to 1,903,478.24, 2,855,210.26 and 464,145.12 is: 696,215.95
Step by Step Solution
- Step 1: Write the proportion equation
1,903,478.24 : 2,855,210.26 = 464,145.12 : x - Step 2: Convert to fraction form
1,903,478.24/2,855,210.26 = 464,145.12/x - Step 3: Cross multiply
1,903,478.24x = 2,855,210.26 × 464,145.12 - Step 4: Simplify right side
1,903,478.24x = 1,325,231,908,752.93 - Step 5: Solve for x
x = 1,325,231,908,752.93/1,903,478.24 - Step 6: Final answer
x = 696,215.95
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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.