Finding the Fourth Proportional to 1,506,441.12, 2,078,888.67 and 827,377.62
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Solution
The fourth proportional to 1,506,441.12, 2,078,888.67 and 827,377.62 is: 1,141,781.07
Step by Step Solution
- Step 1: Write the proportion equation
1,506,441.12 : 2,078,888.67 = 827,377.62 : x - Step 2: Convert to fraction form
1,506,441.12/2,078,888.67 = 827,377.62/x - Step 3: Cross multiply
1,506,441.12x = 2,078,888.67 × 827,377.62 - Step 4: Simplify right side
1,506,441.12x = 1,720,025,960,029.57 - Step 5: Solve for x
x = 1,720,025,960,029.57/1,506,441.12 - Step 6: Final answer
x = 1,141,781.07
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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.