Finding the Fourth Proportional to 1,697,395.22, 2,342,466.99 and 972,383.06
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Solution
The fourth proportional to 1,697,395.22, 2,342,466.99 and 972,383.06 is: 1,341,923.90
Step by Step Solution
- Step 1: Write the proportion equation
1,697,395.22 : 2,342,466.99 = 972,383.06 : x - Step 2: Convert to fraction form
1,697,395.22/2,342,466.99 = 972,383.06/x - Step 3: Cross multiply
1,697,395.22x = 2,342,466.99 × 972,383.06 - Step 4: Simplify right side
1,697,395.22x = 2,277,775,207,972.86 - Step 5: Solve for x
x = 2,277,775,207,972.86/1,697,395.22 - Step 6: Final answer
x = 1,341,923.90
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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.