Finding the Fourth Proportional to 4,895,973.86, 6,756,309.63 and 2,720,461.14
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Solution
The fourth proportional to 4,895,973.86, 6,756,309.63 and 2,720,461.14 is: 3,754,161.75
Step by Step Solution
- Step 1: Write the proportion equation
4,895,973.86 : 6,756,309.63 = 2,720,461.14 : x - Step 2: Convert to fraction form
4,895,973.86/6,756,309.63 = 2,720,461.14/x - Step 3: Cross multiply
4,895,973.86x = 6,756,309.63 × 2,720,461.14 - Step 4: Simplify right side
4,895,973.86x = 18,380,277,798,222.78 - Step 5: Solve for x
x = 18,380,277,798,222.78/4,895,973.86 - Step 6: Final answer
x = 3,754,161.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.