Finding the Fourth Proportional to 1,636,957.58, 2,258,885.34 and 901,879.74
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Solution
The fourth proportional to 1,636,957.58, 2,258,885.34 and 901,879.74 is: 1,244,530.07
Step by Step Solution
- Step 1: Write the proportion equation
1,636,957.58 : 2,258,885.34 = 901,879.74 : x - Step 2: Convert to fraction form
1,636,957.58/2,258,885.34 = 901,879.74/x - Step 3: Cross multiply
1,636,957.58x = 2,258,885.34 × 901,879.74 - Step 4: Simplify right side
1,636,957.58x = 2,037,242,923,129.01 - Step 5: Solve for x
x = 2,037,242,923,129.01/1,636,957.58 - Step 6: Final answer
x = 1,244,530.07
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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.