Finding the Fourth Proportional to 1,752,483.21, 2,418,262.99 and 1,017,242.43
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Solution
The fourth proportional to 1,752,483.21, 2,418,262.99 and 1,017,242.43 is: 1,403,699.45
Step by Step Solution
- Step 1: Write the proportion equation
1,752,483.21 : 2,418,262.99 = 1,017,242.43 : x - Step 2: Convert to fraction form
1,752,483.21/2,418,262.99 = 1,017,242.43/x - Step 3: Cross multiply
1,752,483.21x = 2,418,262.99 × 1,017,242.43 - Step 4: Simplify right side
1,752,483.21x = 2,459,959,716,788.51 - Step 5: Solve for x
x = 2,459,959,716,788.51/1,752,483.21 - Step 6: Final answer
x = 1,403,699.45
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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.