Finding the Fourth Proportional to 2,104,121.34, 2,901,750.26 and 1,328,404.59
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Solution
The fourth proportional to 2,104,121.34, 2,901,750.26 and 1,328,404.59 is: 1,831,975.32
Step by Step Solution
- Step 1: Write the proportion equation
2,104,121.34 : 2,901,750.26 = 1,328,404.59 : x - Step 2: Convert to fraction form
2,104,121.34/2,901,750.26 = 1,328,404.59/x - Step 3: Cross multiply
2,104,121.34x = 2,901,750.26 × 1,328,404.59 - Step 4: Simplify right side
2,104,121.34x = 3,854,698,357,775.67 - Step 5: Solve for x
x = 3,854,698,357,775.67/2,104,121.34 - Step 6: Final answer
x = 1,831,975.32
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1.5x scale
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.