Finding the Fourth Proportional to 1,549,278.80, 2,317,697.40 and 1,341,227.60
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Solution
The fourth proportional to 1,549,278.80, 2,317,697.40 and 1,341,227.60 is: 2,006,455.99
Step by Step Solution
- Step 1: Write the proportion equation
1,549,278.80 : 2,317,697.40 = 1,341,227.60 : x - Step 2: Convert to fraction form
1,549,278.80/2,317,697.40 = 1,341,227.60/x - Step 3: Cross multiply
1,549,278.80x = 2,317,697.40 × 1,341,227.60 - Step 4: Simplify right side
1,549,278.80x = 3,108,559,721,328.24 - Step 5: Solve for x
x = 3,108,559,721,328.24/1,549,278.80 - Step 6: Final answer
x = 2,006,455.99
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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.