Finding the Fourth Proportional to 2,600,756.60, 3,893,531.70 and 1,854,260.60
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Solution
The fourth proportional to 2,600,756.60, 3,893,531.70 and 1,854,260.60 is: 2,775,970.05
Step by Step Solution
- Step 1: Write the proportion equation
2,600,756.60 : 3,893,531.70 = 1,854,260.60 : x - Step 2: Convert to fraction form
2,600,756.60/3,893,531.70 = 1,854,260.60/x - Step 3: Cross multiply
2,600,756.60x = 3,893,531.70 × 1,854,260.60 - Step 4: Simplify right side
2,600,756.60x = 7,219,622,426,161.02 - Step 5: Solve for x
x = 7,219,622,426,161.02/2,600,756.60 - Step 6: Final answer
x = 2,775,970.05
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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.