Finding the Fourth Proportional to 2,135,454.71, 2,946,471.75 and 1,264,562.99
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Solution
The fourth proportional to 2,135,454.71, 2,946,471.75 and 1,264,562.99 is: 1,744,827.04
Step by Step Solution
- Step 1: Write the proportion equation
2,135,454.71 : 2,946,471.75 = 1,264,562.99 : x - Step 2: Convert to fraction form
2,135,454.71/2,946,471.75 = 1,264,562.99/x - Step 3: Cross multiply
2,135,454.71x = 2,946,471.75 × 1,264,562.99 - Step 4: Simplify right side
2,135,454.71x = 3,725,999,126,130.53 - Step 5: Solve for x
x = 3,725,999,126,130.53/2,135,454.71 - Step 6: Final answer
x = 1,744,827.04
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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.