Finding the Fourth Proportional to 2,817,327.99, 3,887,885.07 and 1,528,149.81
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Solution
The fourth proportional to 2,817,327.99, 3,887,885.07 and 1,528,149.81 is: 2,108,831.79
Step by Step Solution
- Step 1: Write the proportion equation
2,817,327.99 : 3,887,885.07 = 1,528,149.81 : x - Step 2: Convert to fraction form
2,817,327.99/3,887,885.07 = 1,528,149.81/x - Step 3: Cross multiply
2,817,327.99x = 3,887,885.07 × 1,528,149.81 - Step 4: Simplify right side
2,817,327.99x = 5,941,270,831,022.34 - Step 5: Solve for x
x = 5,941,270,831,022.34/2,817,327.99 - Step 6: Final answer
x = 2,108,831.79
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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.