Finding the Fourth Proportional to 1,909,751.97, 2,635,465.05 and 1,050,366.27
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Solution
The fourth proportional to 1,909,751.97, 2,635,465.05 and 1,050,366.27 is: 1,449,509.48
Step by Step Solution
- Step 1: Write the proportion equation
1,909,751.97 : 2,635,465.05 = 1,050,366.27 : x - Step 2: Convert to fraction form
1,909,751.97/2,635,465.05 = 1,050,366.27/x - Step 3: Cross multiply
1,909,751.97x = 2,635,465.05 × 1,050,366.27 - Step 4: Simplify right side
1,909,751.97x = 2,768,203,594,283.86 - Step 5: Solve for x
x = 2,768,203,594,283.86/1,909,751.97 - Step 6: Final answer
x = 1,449,509.48
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.