Finding the Fourth Proportional to 2,403,278.02, 3,600,935.07 and 1,689,820.30
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Solution
The fourth proportional to 2,403,278.02, 3,600,935.07 and 1,689,820.30 is: 2,531,930.61
Step by Step Solution
- Step 1: Write the proportion equation
2,403,278.02 : 3,600,935.07 = 1,689,820.30 : x - Step 2: Convert to fraction form
2,403,278.02/3,600,935.07 = 1,689,820.30/x - Step 3: Cross multiply
2,403,278.02x = 3,600,935.07 × 1,689,820.30 - Step 4: Simplify right side
2,403,278.02x = 6,084,933,180,267.92 - Step 5: Solve for x
x = 6,084,933,180,267.92/2,403,278.02 - Step 6: Final answer
x = 2,531,930.61
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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.