Finding the Fourth Proportional to 1,664,973.76, 2,297,671.02 and 901,027.48
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Solution
The fourth proportional to 1,664,973.76, 2,297,671.02 and 901,027.48 is: 1,243,421.84
Step by Step Solution
- Step 1: Write the proportion equation
1,664,973.76 : 2,297,671.02 = 901,027.48 : x - Step 2: Convert to fraction form
1,664,973.76/2,297,671.02 = 901,027.48/x - Step 3: Cross multiply
1,664,973.76x = 2,297,671.02 × 901,027.48 - Step 4: Simplify right side
1,664,973.76x = 2,070,264,729,019.63 - Step 5: Solve for x
x = 2,070,264,729,019.63/1,664,973.76 - Step 6: Final answer
x = 1,243,421.84
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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.