Finding the Fourth Proportional to 6,227,347.49, 9,340,390.53 and 1,678,856.07
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Solution
The fourth proportional to 6,227,347.49, 9,340,390.53 and 1,678,856.07 is: 2,518,114.07
Step by Step Solution
- Step 1: Write the proportion equation
6,227,347.49 : 9,340,390.53 = 1,678,856.07 : x - Step 2: Convert to fraction form
6,227,347.49/9,340,390.53 = 1,678,856.07/x - Step 3: Cross multiply
6,227,347.49x = 9,340,390.53 × 1,678,856.07 - Step 4: Simplify right side
6,227,347.49x = 15,681,171,337,461.02 - Step 5: Solve for x
x = 15,681,171,337,461.02/6,227,347.49 - Step 6: Final answer
x = 2,518,114.07
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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.