Finding the Fourth Proportional to 4,531,574.17, 6,797,294.70 and 1,119,860.68
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Solution
The fourth proportional to 4,531,574.17, 6,797,294.70 and 1,119,860.68 is: 1,679,774.57
Step by Step Solution
- Step 1: Write the proportion equation
4,531,574.17 : 6,797,294.70 = 1,119,860.68 : x - Step 2: Convert to fraction form
4,531,574.17/6,797,294.70 = 1,119,860.68/x - Step 3: Cross multiply
4,531,574.17x = 6,797,294.70 × 1,119,860.68 - Step 4: Simplify right side
4,531,574.17x = 7,612,023,064,902.40 - Step 5: Solve for x
x = 7,612,023,064,902.40/4,531,574.17 - Step 6: Final answer
x = 1,679,774.57
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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.