Finding the Fourth Proportional to 1,571,980.68, 2,358,113.58 and 434,814.12
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Solution
The fourth proportional to 1,571,980.68, 2,358,113.58 and 434,814.12 is: 652,260.61
Step by Step Solution
- Step 1: Write the proportion equation
1,571,980.68 : 2,358,113.58 = 434,814.12 : x - Step 2: Convert to fraction form
1,571,980.68/2,358,113.58 = 434,814.12/x - Step 3: Cross multiply
1,571,980.68x = 2,358,113.58 × 434,814.12 - Step 4: Simplify right side
1,571,980.68x = 1,025,341,081,147.75 - Step 5: Solve for x
x = 1,025,341,081,147.75/1,571,980.68 - Step 6: Final answer
x = 652,260.61
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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.