Finding the Fourth Proportional to 1,698,866.06, 2,548,740.15 and 633,916.13
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Solution
The fourth proportional to 1,698,866.06, 2,548,740.15 and 633,916.13 is: 951,038.77
Step by Step Solution
- Step 1: Write the proportion equation
1,698,866.06 : 2,548,740.15 = 633,916.13 : x - Step 2: Convert to fraction form
1,698,866.06/2,548,740.15 = 633,916.13/x - Step 3: Cross multiply
1,698,866.06x = 2,548,740.15 × 633,916.13 - Step 4: Simplify right side
1,698,866.06x = 1,615,687,479,519.92 - Step 5: Solve for x
x = 1,615,687,479,519.92/1,698,866.06 - Step 6: Final answer
x = 951,038.77
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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.