Finding the Fourth Proportional to 1,078,132.01, 1,488,300.41 and 696,344.99
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Solution
The fourth proportional to 1,078,132.01, 1,488,300.41 and 696,344.99 is: 961,264.97
Step by Step Solution
- Step 1: Write the proportion equation
1,078,132.01 : 1,488,300.41 = 696,344.99 : x - Step 2: Convert to fraction form
1,078,132.01/1,488,300.41 = 696,344.99/x - Step 3: Cross multiply
1,078,132.01x = 1,488,300.41 × 696,344.99 - Step 4: Simplify right side
1,078,132.01x = 1,036,370,534,357.47 - Step 5: Solve for x
x = 1,036,370,534,357.47/1,078,132.01 - Step 6: Final answer
x = 961,264.97
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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.