Finding the Fourth Proportional to 1,479,520.08, 2,041,750.80 and 800,470.08
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Solution
The fourth proportional to 1,479,520.08, 2,041,750.80 and 800,470.08 is: 1,104,655.79
Step by Step Solution
- Step 1: Write the proportion equation
1,479,520.08 : 2,041,750.80 = 800,470.08 : x - Step 2: Convert to fraction form
1,479,520.08/2,041,750.80 = 800,470.08/x - Step 3: Cross multiply
1,479,520.08x = 2,041,750.80 × 800,470.08 - Step 4: Simplify right side
1,479,520.08x = 1,634,360,426,216.06 - Step 5: Solve for x
x = 1,634,360,426,216.06/1,479,520.08 - Step 6: Final answer
x = 1,104,655.79
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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.