Finding the Fourth Proportional to 1,567,161.74, 2,351,628.40 and 668,518.58
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Solution
The fourth proportional to 1,567,161.74, 2,351,628.40 and 668,518.58 is: 1,003,155.73
Step by Step Solution
- Step 1: Write the proportion equation
1,567,161.74 : 2,351,628.40 = 668,518.58 : x - Step 2: Convert to fraction form
1,567,161.74/2,351,628.40 = 668,518.58/x - Step 3: Cross multiply
1,567,161.74x = 2,351,628.40 × 668,518.58 - Step 4: Simplify right side
1,567,161.74x = 1,572,107,278,655.67 - Step 5: Solve for x
x = 1,572,107,278,655.67/1,567,161.74 - Step 6: Final answer
x = 1,003,155.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.