Finding the Fourth Proportional to 1,567,339.09, 2,351,011.14 and 430,116.87
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Solution
The fourth proportional to 1,567,339.09, 2,351,011.14 and 430,116.87 is: 645,175.99
Step by Step Solution
- Step 1: Write the proportion equation
1,567,339.09 : 2,351,011.14 = 430,116.87 : x - Step 2: Convert to fraction form
1,567,339.09/2,351,011.14 = 430,116.87/x - Step 3: Cross multiply
1,567,339.09x = 2,351,011.14 × 430,116.87 - Step 4: Simplify right side
1,567,339.09x = 1,011,209,552,871.93 - Step 5: Solve for x
x = 1,011,209,552,871.93/1,567,339.09 - Step 6: Final answer
x = 645,175.99
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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.