Finding the Fourth Proportional to 4,069,903.18, 6,104,791.59 and 1,376,120.20
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Solution
The fourth proportional to 4,069,903.18, 6,104,791.59 and 1,376,120.20 is: 2,064,158.94
Step by Step Solution
- Step 1: Write the proportion equation
4,069,903.18 : 6,104,791.59 = 1,376,120.20 : x - Step 2: Convert to fraction form
4,069,903.18/6,104,791.59 = 1,376,120.20/x - Step 3: Cross multiply
4,069,903.18x = 6,104,791.59 × 1,376,120.20 - Step 4: Simplify right side
4,069,903.18x = 8,400,927,023,789.12 - Step 5: Solve for x
x = 8,400,927,023,789.12/4,069,903.18 - Step 6: Final answer
x = 2,064,158.94
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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.