Finding the Fourth Proportional to 1,765,338.84, 2,436,248.51 and 980,408.34
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Solution
The fourth proportional to 1,765,338.84, 2,436,248.51 and 980,408.34 is: 1,353,008.44
Step by Step Solution
- Step 1: Write the proportion equation
1,765,338.84 : 2,436,248.51 = 980,408.34 : x - Step 2: Convert to fraction form
1,765,338.84/2,436,248.51 = 980,408.34/x - Step 3: Cross multiply
1,765,338.84x = 2,436,248.51 × 980,408.34 - Step 4: Simplify right side
1,765,338.84x = 2,388,518,352,614.53 - Step 5: Solve for x
x = 2,388,518,352,614.53/1,765,338.84 - Step 6: Final answer
x = 1,353,008.44
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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.