Finding the Fourth Proportional to 3,768,901.43, 5,650,595.95 and 1,208,659.02
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Solution
The fourth proportional to 3,768,901.43, 5,650,595.95 and 1,208,659.02 is: 1,812,104.64
Step by Step Solution
- Step 1: Write the proportion equation
3,768,901.43 : 5,650,595.95 = 1,208,659.02 : x - Step 2: Convert to fraction form
3,768,901.43/5,650,595.95 = 1,208,659.02/x - Step 3: Cross multiply
3,768,901.43x = 5,650,595.95 × 1,208,659.02 - Step 4: Simplify right side
3,768,901.43x = 6,829,643,763,342.97 - Step 5: Solve for x
x = 6,829,643,763,342.97/3,768,901.43 - Step 6: Final answer
x = 1,812,104.64
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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.