Finding the Fourth Proportional to 2,386,152.12, 3,292,890.30 and 1,313,064.12
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Solution
The fourth proportional to 2,386,152.12, 3,292,890.30 and 1,313,064.12 is: 1,812,028.69
Step by Step Solution
- Step 1: Write the proportion equation
2,386,152.12 : 3,292,890.30 = 1,313,064.12 : x - Step 2: Convert to fraction form
2,386,152.12/3,292,890.30 = 1,313,064.12/x - Step 3: Cross multiply
2,386,152.12x = 3,292,890.30 × 1,313,064.12 - Step 4: Simplify right side
2,386,152.12x = 4,323,776,104,026.04 - Step 5: Solve for x
x = 4,323,776,104,026.04/2,386,152.12 - Step 6: Final answer
x = 1,812,028.69
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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.