Finding the Fourth Proportional to 1,489,508.34, 2,055,460.99 and 844,914.70
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Solution
The fourth proportional to 1,489,508.34, 2,055,460.99 and 844,914.70 is: 1,165,947.95
Step by Step Solution
- Step 1: Write the proportion equation
1,489,508.34 : 2,055,460.99 = 844,914.70 : x - Step 2: Convert to fraction form
1,489,508.34/2,055,460.99 = 844,914.70/x - Step 3: Cross multiply
1,489,508.34x = 2,055,460.99 × 844,914.70 - Step 4: Simplify right side
1,489,508.34x = 1,736,689,193,830.52 - Step 5: Solve for x
x = 1,736,689,193,830.52/1,489,508.34 - Step 6: Final answer
x = 1,165,947.95
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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.