Finding the Fourth Proportional to 1,749,326.58, 2,413,996.08 and 974,916.20
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Solution
The fourth proportional to 1,749,326.58, 2,413,996.08 and 974,916.20 is: 1,345,342.78
Step by Step Solution
- Step 1: Write the proportion equation
1,749,326.58 : 2,413,996.08 = 974,916.20 : x - Step 2: Convert to fraction form
1,749,326.58/2,413,996.08 = 974,916.20/x - Step 3: Cross multiply
1,749,326.58x = 2,413,996.08 × 974,916.20 - Step 4: Simplify right side
1,749,326.58x = 2,353,443,885,128.50 - Step 5: Solve for x
x = 2,353,443,885,128.50/1,749,326.58 - Step 6: Final answer
x = 1,345,342.78
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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.