Finding the Fourth Proportional to 4,617,005.16, 6,926,251.86 and 1,422,129.84
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Solution
The fourth proportional to 4,617,005.16, 6,926,251.86 and 1,422,129.84 is: 2,133,423.96
Step by Step Solution
- Step 1: Write the proportion equation
4,617,005.16 : 6,926,251.86 = 1,422,129.84 : x - Step 2: Convert to fraction form
4,617,005.16/6,926,251.86 = 1,422,129.84/x - Step 3: Cross multiply
4,617,005.16x = 6,926,251.86 × 1,422,129.84 - Step 4: Simplify right side
4,617,005.16x = 9,850,029,449,461.50 - Step 5: Solve for x
x = 9,850,029,449,461.50/4,617,005.16 - Step 6: Final answer
x = 2,133,423.96
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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.