Finding the Fourth Proportional to 1,752,440.80, 2,418,368.52 and 947,624.80
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Solution
The fourth proportional to 1,752,440.80, 2,418,368.52 and 947,624.80 is: 1,307,722.34
Step by Step Solution
- Step 1: Write the proportion equation
1,752,440.80 : 2,418,368.52 = 947,624.80 : x - Step 2: Convert to fraction form
1,752,440.80/2,418,368.52 = 947,624.80/x - Step 3: Cross multiply
1,752,440.80x = 2,418,368.52 × 947,624.80 - Step 4: Simplify right side
1,752,440.80x = 2,291,705,985,091.30 - Step 5: Solve for x
x = 2,291,705,985,091.30/1,752,440.80 - Step 6: Final answer
x = 1,307,722.34
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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.