Finding the Fourth Proportional to 2,326,706.55, 3,211,048.95 and 1,294,408.80
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Solution
The fourth proportional to 2,326,706.55, 3,211,048.95 and 1,294,408.80 is: 1,786,392.02
Step by Step Solution
- Step 1: Write the proportion equation
2,326,706.55 : 3,211,048.95 = 1,294,408.80 : x - Step 2: Convert to fraction form
2,326,706.55/3,211,048.95 = 1,294,408.80/x - Step 3: Cross multiply
2,326,706.55x = 3,211,048.95 × 1,294,408.80 - Step 4: Simplify right side
2,326,706.55x = 4,156,410,018,110.76 - Step 5: Solve for x
x = 4,156,410,018,110.76/2,326,706.55 - Step 6: Final answer
x = 1,786,392.02
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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.