Finding the Fourth Proportional to 2,789,458.56, 4,183,565.76 and 1,106,110.08
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Solution
The fourth proportional to 2,789,458.56, 4,183,565.76 and 1,106,110.08 is: 1,658,918.45
Step by Step Solution
- Step 1: Write the proportion equation
2,789,458.56 : 4,183,565.76 = 1,106,110.08 : x - Step 2: Convert to fraction form
2,789,458.56/4,183,565.76 = 1,106,110.08/x - Step 3: Cross multiply
2,789,458.56x = 4,183,565.76 × 1,106,110.08 - Step 4: Simplify right side
2,789,458.56x = 4,627,484,257,478.86 - Step 5: Solve for x
x = 4,627,484,257,478.86/2,789,458.56 - Step 6: Final answer
x = 1,658,918.45
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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.