Finding the Fourth Proportional to 2,134,217.18, 3,201,331.25 and 872,044.81
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Solution
The fourth proportional to 2,134,217.18, 3,201,331.25 and 872,044.81 is: 1,308,069.45
Step by Step Solution
- Step 1: Write the proportion equation
2,134,217.18 : 3,201,331.25 = 872,044.81 : x - Step 2: Convert to fraction form
2,134,217.18/3,201,331.25 = 872,044.81/x - Step 3: Cross multiply
2,134,217.18x = 3,201,331.25 × 872,044.81 - Step 4: Simplify right side
2,134,217.18x = 2,791,704,301,653.31 - Step 5: Solve for x
x = 2,791,704,301,653.31/2,134,217.18 - Step 6: Final answer
x = 1,308,069.45
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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.