Finding the Fourth Proportional to 2,424,495.48, 3,347,237.34 and 2,155,479
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Solution
The fourth proportional to 2,424,495.48, 3,347,237.34 and 2,155,479 is: 2,975,835.53
Step by Step Solution
- Step 1: Write the proportion equation
2,424,495.48 : 3,347,237.34 = 2,155,479 : x - Step 2: Convert to fraction form
2,424,495.48/3,347,237.34 = 2,155,479/x - Step 3: Cross multiply
2,424,495.48x = 3,347,237.34 × 2,155,479 - Step 4: Simplify right side
2,424,495.48x = 7,214,899,794,385.86 - Step 5: Solve for x
x = 7,214,899,794,385.86/2,424,495.48 - Step 6: Final answer
x = 2,975,835.53
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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.