Finding the Fourth Proportional to 3,214,139.46, 4,821,070.95 and 970,210.50
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Solution
The fourth proportional to 3,214,139.46, 4,821,070.95 and 970,210.50 is: 1,455,274.02
Step by Step Solution
- Step 1: Write the proportion equation
3,214,139.46 : 4,821,070.95 = 970,210.50 : x - Step 2: Convert to fraction form
3,214,139.46/4,821,070.95 = 970,210.50/x - Step 3: Cross multiply
3,214,139.46x = 4,821,070.95 × 970,210.50 - Step 4: Simplify right side
3,214,139.46x = 4,677,453,656,934.98 - Step 5: Solve for x
x = 4,677,453,656,934.98/3,214,139.46 - Step 6: Final answer
x = 1,455,274.02
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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.