Finding the Fourth Proportional to 2,455,828.40, 3,684,332.48 and 939,486.53
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Solution
The fourth proportional to 2,455,828.40, 3,684,332.48 and 939,486.53 is: 1,409,455.45
Step by Step Solution
- Step 1: Write the proportion equation
2,455,828.40 : 3,684,332.48 = 939,486.53 : x - Step 2: Convert to fraction form
2,455,828.40/3,684,332.48 = 939,486.53/x - Step 3: Cross multiply
2,455,828.40x = 3,684,332.48 × 939,486.53 - Step 4: Simplify right side
2,455,828.40x = 3,461,380,713,882.40 - Step 5: Solve for x
x = 3,461,380,713,882.40/2,455,828.40 - Step 6: Final answer
x = 1,409,455.45
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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.