Finding the Fourth Proportional to 1,732,295.13, 2,390,582.75 and 957,978.06
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Solution
The fourth proportional to 1,732,295.13, 2,390,582.75 and 957,978.06 is: 1,322,018.28
Step by Step Solution
- Step 1: Write the proportion equation
1,732,295.13 : 2,390,582.75 = 957,978.06 : x - Step 2: Convert to fraction form
1,732,295.13/2,390,582.75 = 957,978.06/x - Step 3: Cross multiply
1,732,295.13x = 2,390,582.75 × 957,978.06 - Step 4: Simplify right side
1,732,295.13x = 2,290,125,825,114.47 - Step 5: Solve for x
x = 2,290,125,825,114.47/1,732,295.13 - Step 6: Final answer
x = 1,322,018.28
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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.