Finding the Fourth Proportional to 1,692,934.47, 2,539,352.49 and 494,884.94
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Solution
The fourth proportional to 1,692,934.47, 2,539,352.49 and 494,884.94 is: 742,313.02
Step by Step Solution
- Step 1: Write the proportion equation
1,692,934.47 : 2,539,352.49 = 494,884.94 : x - Step 2: Convert to fraction form
1,692,934.47/2,539,352.49 = 494,884.94/x - Step 3: Cross multiply
1,692,934.47x = 2,539,352.49 × 494,884.94 - Step 4: Simplify right side
1,692,934.47x = 1,256,687,291,955.74 - Step 5: Solve for x
x = 1,256,687,291,955.74/1,692,934.47 - Step 6: Final answer
x = 742,313.02
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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.