Finding the Fourth Proportional to 1,536,338.28, 2,119,830.33 and 882,838.08
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Solution
The fourth proportional to 1,536,338.28, 2,119,830.33 and 882,838.08 is: 1,218,134.68
Step by Step Solution
- Step 1: Write the proportion equation
1,536,338.28 : 2,119,830.33 = 882,838.08 : x - Step 2: Convert to fraction form
1,536,338.28/2,119,830.33 = 882,838.08/x - Step 3: Cross multiply
1,536,338.28x = 2,119,830.33 × 882,838.08 - Step 4: Simplify right side
1,536,338.28x = 1,871,466,938,462.97 - Step 5: Solve for x
x = 1,871,466,938,462.97/1,536,338.28 - Step 6: Final answer
x = 1,218,134.68
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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.