Finding the Fourth Proportional to 4,294,360.80, 6,444,438.48 and 1,769,960.16
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Solution
The fourth proportional to 4,294,360.80, 6,444,438.48 and 1,769,960.16 is: 2,656,134.38
Step by Step Solution
- Step 1: Write the proportion equation
4,294,360.80 : 6,444,438.48 = 1,769,960.16 : x - Step 2: Convert to fraction form
4,294,360.80/6,444,438.48 = 1,769,960.16/x - Step 3: Cross multiply
4,294,360.80x = 6,444,438.48 × 1,769,960.16 - Step 4: Simplify right side
4,294,360.80x = 11,406,399,363,170.96 - Step 5: Solve for x
x = 11,406,399,363,170.96/4,294,360.80 - Step 6: Final answer
x = 2,656,134.38
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.