Finding the Fourth Proportional to 751,966.84, 1,037,962.39 and 672,250.70
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Solution
The fourth proportional to 751,966.84, 1,037,962.39 and 672,250.70 is: 927,927.81
Step by Step Solution
- Step 1: Write the proportion equation
751,966.84 : 1,037,962.39 = 672,250.70 : x - Step 2: Convert to fraction form
751,966.84/1,037,962.39 = 672,250.70/x - Step 3: Cross multiply
751,966.84x = 1,037,962.39 × 672,250.70 - Step 4: Simplify right side
751,966.84x = 697,770,943,251.17 - Step 5: Solve for x
x = 697,770,943,251.17/751,966.84 - Step 6: Final answer
x = 927,927.81
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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.