Finding the Fourth Proportional to 2,748,054.68, 4,122,117.08 and 726,281.12
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Solution
The fourth proportional to 2,748,054.68, 4,122,117.08 and 726,281.12 is: 1,089,430.94
Step by Step Solution
- Step 1: Write the proportion equation
2,748,054.68 : 4,122,117.08 = 726,281.12 : x - Step 2: Convert to fraction form
2,748,054.68/4,122,117.08 = 726,281.12/x - Step 3: Cross multiply
2,748,054.68x = 4,122,117.08 × 726,281.12 - Step 4: Simplify right side
2,748,054.68x = 2,993,815,799,929.39 - Step 5: Solve for x
x = 2,993,815,799,929.39/2,748,054.68 - Step 6: Final answer
x = 1,089,430.94
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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.