Finding the Fourth Proportional to 2,549,523.90, 3,518,597.14 and 1,903,823.09
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Solution
The fourth proportional to 2,549,523.90, 3,518,597.14 and 1,903,823.09 is: 2,627,465.65
Step by Step Solution
- Step 1: Write the proportion equation
2,549,523.90 : 3,518,597.14 = 1,903,823.09 : x - Step 2: Convert to fraction form
2,549,523.90/3,518,597.14 = 1,903,823.09/x - Step 3: Cross multiply
2,549,523.90x = 3,518,597.14 × 1,903,823.09 - Step 4: Simplify right side
2,549,523.90x = 6,698,786,470,382.16 - Step 5: Solve for x
x = 6,698,786,470,382.16/2,549,523.90 - Step 6: Final answer
x = 2,627,465.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.