Finding the Fourth Proportional to 2,838,211.86, 4,257,878.64 and 1,041,112.08
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Solution
The fourth proportional to 2,838,211.86, 4,257,878.64 and 1,041,112.08 is: 1,561,873.85
Step by Step Solution
- Step 1: Write the proportion equation
2,838,211.86 : 4,257,878.64 = 1,041,112.08 : x - Step 2: Convert to fraction form
2,838,211.86/4,257,878.64 = 1,041,112.08/x - Step 3: Cross multiply
2,838,211.86x = 4,257,878.64 × 1,041,112.08 - Step 4: Simplify right side
2,838,211.86x = 4,432,928,887,277.97 - Step 5: Solve for x
x = 4,432,928,887,277.97/2,838,211.86 - Step 6: Final answer
x = 1,561,873.85
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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.