Finding the Fourth Proportional to 1,528,217.10, 2,289,330.68 and 887,177.23
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Solution
The fourth proportional to 1,528,217.10, 2,289,330.68 and 887,177.23 is: 1,329,027.17
Step by Step Solution
- Step 1: Write the proportion equation
1,528,217.10 : 2,289,330.68 = 887,177.23 : x - Step 2: Convert to fraction form
1,528,217.10/2,289,330.68 = 887,177.23/x - Step 3: Cross multiply
1,528,217.10x = 2,289,330.68 × 887,177.23 - Step 4: Simplify right side
1,528,217.10x = 2,031,042,041,077.20 - Step 5: Solve for x
x = 2,031,042,041,077.20/1,528,217.10 - Step 6: Final answer
x = 1,329,027.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.