Finding the Fourth Proportional to 1,155,954.24, 1,595,214.54 and 646,656.62
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Solution
The fourth proportional to 1,155,954.24, 1,595,214.54 and 646,656.62 is: 892,384.84
Step by Step Solution
- Step 1: Write the proportion equation
1,155,954.24 : 1,595,214.54 = 646,656.62 : x - Step 2: Convert to fraction form
1,155,954.24/1,595,214.54 = 646,656.62/x - Step 3: Cross multiply
1,155,954.24x = 1,595,214.54 × 646,656.62 - Step 4: Simplify right side
1,155,954.24x = 1,031,556,034,635.18 - Step 5: Solve for x
x = 1,031,556,034,635.18/1,155,954.24 - Step 6: Final answer
x = 892,384.84
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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.