Finding the Fourth Proportional to 4,511,434.64, 6,767,039.51 and 1,316,588.50
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Solution
The fourth proportional to 4,511,434.64, 6,767,039.51 and 1,316,588.50 is: 1,974,849.92
Step by Step Solution
- Step 1: Write the proportion equation
4,511,434.64 : 6,767,039.51 = 1,316,588.50 : x - Step 2: Convert to fraction form
4,511,434.64/6,767,039.51 = 1,316,588.50/x - Step 3: Cross multiply
4,511,434.64x = 6,767,039.51 × 1,316,588.50 - Step 4: Simplify right side
4,511,434.64x = 8,909,406,357,493.50 - Step 5: Solve for x
x = 8,909,406,357,493.50/4,511,434.64 - Step 6: Final answer
x = 1,974,849.92
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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.