Finding the Fourth Proportional to 2,041,893.12, 2,817,768.16 and 1,124,087.13
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Solution
The fourth proportional to 2,041,893.12, 2,817,768.16 and 1,124,087.13 is: 1,551,215.83
Step by Step Solution
- Step 1: Write the proportion equation
2,041,893.12 : 2,817,768.16 = 1,124,087.13 : x - Step 2: Convert to fraction form
2,041,893.12/2,817,768.16 = 1,124,087.13/x - Step 3: Cross multiply
2,041,893.12x = 2,817,768.16 × 1,124,087.13 - Step 4: Simplify right side
2,041,893.12x = 3,167,416,929,347.24 - Step 5: Solve for x
x = 3,167,416,929,347.24/2,041,893.12 - Step 6: Final answer
x = 1,551,215.83
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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.