Finding the Fourth Proportional to 2,817,186.77, 4,225,852.95 and 767,864.18
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Solution
The fourth proportional to 2,817,186.77, 4,225,852.95 and 767,864.18 is: 1,151,816.11
Step by Step Solution
- Step 1: Write the proportion equation
2,817,186.77 : 4,225,852.95 = 767,864.18 : x - Step 2: Convert to fraction form
2,817,186.77/4,225,852.95 = 767,864.18/x - Step 3: Cross multiply
2,817,186.77x = 4,225,852.95 × 767,864.18 - Step 4: Simplify right side
2,817,186.77x = 3,244,881,110,252.33 - Step 5: Solve for x
x = 3,244,881,110,252.33/2,817,186.77 - Step 6: Final answer
x = 1,151,816.11
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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.