Finding the Fourth Proportional to 1,560,599.19, 2,340,898.75 and 438,668.19
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Solution
The fourth proportional to 1,560,599.19, 2,340,898.75 and 438,668.19 is: 658,002.28
Step by Step Solution
- Step 1: Write the proportion equation
1,560,599.19 : 2,340,898.75 = 438,668.19 : x - Step 2: Convert to fraction form
1,560,599.19/2,340,898.75 = 438,668.19/x - Step 3: Cross multiply
1,560,599.19x = 2,340,898.75 × 438,668.19 - Step 4: Simplify right side
1,560,599.19x = 1,026,877,818,184.10 - Step 5: Solve for x
x = 1,026,877,818,184.10/1,560,599.19 - Step 6: Final answer
x = 658,002.28
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.