Finding the Fourth Proportional to 2,660,758.16, 3,671,840.04 and 1,453,542.80
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Solution
The fourth proportional to 2,660,758.16, 3,671,840.04 and 1,453,542.80 is: 2,005,885.67
Step by Step Solution
- Step 1: Write the proportion equation
2,660,758.16 : 3,671,840.04 = 1,453,542.80 : x - Step 2: Convert to fraction form
2,660,758.16/3,671,840.04 = 1,453,542.80/x - Step 3: Cross multiply
2,660,758.16x = 3,671,840.04 × 1,453,542.80 - Step 4: Simplify right side
2,660,758.16x = 5,337,176,652,893.71 - Step 5: Solve for x
x = 5,337,176,652,893.71/2,660,758.16 - Step 6: Final answer
x = 2,005,885.67
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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.