Finding the Fourth Proportional to 5,258,501.70, 7,887,752.55 and 2,424,149.70
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Solution
The fourth proportional to 5,258,501.70, 7,887,752.55 and 2,424,149.70 is: 3,636,224.55
Step by Step Solution
- Step 1: Write the proportion equation
5,258,501.70 : 7,887,752.55 = 2,424,149.70 : x - Step 2: Convert to fraction form
5,258,501.70/7,887,752.55 = 2,424,149.70/x - Step 3: Cross multiply
5,258,501.70x = 7,887,752.55 × 2,424,149.70 - Step 4: Simplify right side
5,258,501.70x = 19,121,092,977,756.73 - Step 5: Solve for x
x = 19,121,092,977,756.73/5,258,501.70 - Step 6: Final answer
x = 3,636,224.55
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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.