Finding the Fourth Proportional to 1,476,819.36, 2,215,228.77 and 354,888.36
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Solution
The fourth proportional to 1,476,819.36, 2,215,228.77 and 354,888.36 is: 532,332.48
Step by Step Solution
- Step 1: Write the proportion equation
1,476,819.36 : 2,215,228.77 = 354,888.36 : x - Step 2: Convert to fraction form
1,476,819.36/2,215,228.77 = 354,888.36/x - Step 3: Cross multiply
1,476,819.36x = 2,215,228.77 × 354,888.36 - Step 4: Simplify right side
1,476,819.36x = 786,158,905,210.12 - Step 5: Solve for x
x = 786,158,905,210.12/1,476,819.36 - Step 6: Final answer
x = 532,332.48
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1.5x scale
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.