Finding the Fourth Proportional to 2,035,438.04, 2,808,776.73 and 1,117,660.75
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Solution
The fourth proportional to 2,035,438.04, 2,808,776.73 and 1,117,660.75 is: 1,542,301.68
Step by Step Solution
- Step 1: Write the proportion equation
2,035,438.04 : 2,808,776.73 = 1,117,660.75 : x - Step 2: Convert to fraction form
2,035,438.04/2,808,776.73 = 1,117,660.75/x - Step 3: Cross multiply
2,035,438.04x = 2,808,776.73 × 1,117,660.75 - Step 4: Simplify right side
2,035,438.04x = 3,139,259,506,634.35 - Step 5: Solve for x
x = 3,139,259,506,634.35/2,035,438.04 - Step 6: Final answer
x = 1,542,301.68
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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.