Finding the Fourth Proportional to 1,698,207.90, 2,343,861.53 and 973,541.80
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Solution
The fourth proportional to 1,698,207.90, 2,343,861.53 and 973,541.80 is: 1,343,679.52
Step by Step Solution
- Step 1: Write the proportion equation
1,698,207.90 : 2,343,861.53 = 973,541.80 : x - Step 2: Convert to fraction form
1,698,207.90/2,343,861.53 = 973,541.80/x - Step 3: Cross multiply
1,698,207.90x = 2,343,861.53 × 973,541.80 - Step 4: Simplify right side
1,698,207.90x = 2,281,847,172,866.95 - Step 5: Solve for x
x = 2,281,847,172,866.95/1,698,207.90 - Step 6: Final answer
x = 1,343,679.52
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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.