Finding the Fourth Proportional to 2,840,259.36, 3,919,537.98 and 1,551,100.08
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Solution
The fourth proportional to 2,840,259.36, 3,919,537.98 and 1,551,100.08 is: 2,140,507.22
Step by Step Solution
- Step 1: Write the proportion equation
2,840,259.36 : 3,919,537.98 = 1,551,100.08 : x - Step 2: Convert to fraction form
2,840,259.36/3,919,537.98 = 1,551,100.08/x - Step 3: Cross multiply
2,840,259.36x = 3,919,537.98 × 1,551,100.08 - Step 4: Simplify right side
2,840,259.36x = 6,079,595,674,341.04 - Step 5: Solve for x
x = 6,079,595,674,341.04/2,840,259.36 - Step 6: Final answer
x = 2,140,507.22
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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.