Finding the Fourth Proportional to 1,707,240.78, 2,355,987.47 and 943,288.88
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Solution
The fourth proportional to 1,707,240.78, 2,355,987.47 and 943,288.88 is: 1,301,735.99
Step by Step Solution
- Step 1: Write the proportion equation
1,707,240.78 : 2,355,987.47 = 943,288.88 : x - Step 2: Convert to fraction form
1,707,240.78/2,355,987.47 = 943,288.88/x - Step 3: Cross multiply
1,707,240.78x = 2,355,987.47 × 943,288.88 - Step 4: Simplify right side
1,707,240.78x = 2,222,376,765,373.95 - Step 5: Solve for x
x = 2,222,376,765,373.95/1,707,240.78 - Step 6: Final answer
x = 1,301,735.99
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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.