Finding the Fourth Proportional to 1,909,577.76, 2,635,284.96 and 1,050,204.48
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Solution
The fourth proportional to 1,909,577.76, 2,635,284.96 and 1,050,204.48 is: 1,449,319.39
Step by Step Solution
- Step 1: Write the proportion equation
1,909,577.76 : 2,635,284.96 = 1,050,204.48 : x - Step 2: Convert to fraction form
1,909,577.76/2,635,284.96 = 1,050,204.48/x - Step 3: Cross multiply
1,909,577.76x = 2,635,284.96 × 1,050,204.48 - Step 4: Simplify right side
1,909,577.76x = 2,767,588,071,068.62 - Step 5: Solve for x
x = 2,767,588,071,068.62/1,909,577.76 - Step 6: Final answer
x = 1,449,319.39
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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.