Finding the Fourth Proportional to 1,155,736.67, 1,594,829.99 and 646,340.63
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Solution
The fourth proportional to 1,155,736.67, 1,594,829.99 and 646,340.63 is: 891,901.62
Step by Step Solution
- Step 1: Write the proportion equation
1,155,736.67 : 1,594,829.99 = 646,340.63 : x - Step 2: Convert to fraction form
1,155,736.67/1,594,829.99 = 646,340.63/x - Step 3: Cross multiply
1,155,736.67x = 1,594,829.99 × 646,340.63 - Step 4: Simplify right side
1,155,736.67x = 1,030,803,409,273.64 - Step 5: Solve for x
x = 1,030,803,409,273.64/1,155,736.67 - Step 6: Final answer
x = 891,901.62
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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.