Finding the Fourth Proportional to 1,532,746.09, 2,115,355.85 and 844,488.53
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Solution
The fourth proportional to 1,532,746.09, 2,115,355.85 and 844,488.53 is: 1,165,485.77
Step by Step Solution
- Step 1: Write the proportion equation
1,532,746.09 : 2,115,355.85 = 844,488.53 : x - Step 2: Convert to fraction form
1,532,746.09/2,115,355.85 = 844,488.53/x - Step 3: Cross multiply
1,532,746.09x = 2,115,355.85 × 844,488.53 - Step 4: Simplify right side
1,532,746.09x = 1,786,393,765,142.72 - Step 5: Solve for x
x = 1,786,393,765,142.72/1,532,746.09 - Step 6: Final answer
x = 1,165,485.77
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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.