Finding the Fourth Proportional to 4,235,221.49, 6,350,023.76 and 1,539,226.40
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Solution
The fourth proportional to 4,235,221.49, 6,350,023.76 and 1,539,226.40 is: 2,307,818.90
Step by Step Solution
- Step 1: Write the proportion equation
4,235,221.49 : 6,350,023.76 = 1,539,226.40 : x - Step 2: Convert to fraction form
4,235,221.49/6,350,023.76 = 1,539,226.40/x - Step 3: Cross multiply
4,235,221.49x = 6,350,023.76 × 1,539,226.40 - Step 4: Simplify right side
4,235,221.49x = 9,774,124,172,573.01 - Step 5: Solve for x
x = 9,774,124,172,573.01/4,235,221.49 - Step 6: Final answer
x = 2,307,818.90
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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.