Finding the Fourth Proportional to 2,074,368, 3,111,552 and 498,432
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Solution
The fourth proportional to 2,074,368, 3,111,552 and 498,432 is: 747,648
Step by Step Solution
- Step 1: Write the proportion equation
2,074,368 : 3,111,552 = 498,432 : x - Step 2: Convert to fraction form
2,074,368/3,111,552 = 498,432/x - Step 3: Cross multiply
2,074,368x = 3,111,552 × 498,432 - Step 4: Simplify right side
2,074,368x = 1,550,897,086,464 - Step 5: Solve for x
x = 1,550,897,086,464/2,074,368 - Step 6: Final answer
x = 747,648
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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.