Finding the Fourth Proportional to 1,539,709.63, 2,124,755.14 and 851,369.47
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Solution
The fourth proportional to 1,539,709.63, 2,124,755.14 and 851,369.47 is: 1,174,865.46
Step by Step Solution
- Step 1: Write the proportion equation
1,539,709.63 : 2,124,755.14 = 851,369.47 : x - Step 2: Convert to fraction form
1,539,709.63/2,124,755.14 = 851,369.47/x - Step 3: Cross multiply
1,539,709.63x = 2,124,755.14 × 851,369.47 - Step 4: Simplify right side
1,539,709.63x = 1,808,951,657,421.58 - Step 5: Solve for x
x = 1,808,951,657,421.58/1,539,709.63 - Step 6: Final answer
x = 1,174,865.46
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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.