Finding the Fourth Proportional to 4,748,161.19, 6,551,599.68 and 2,655,041.40
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Solution
The fourth proportional to 4,748,161.19, 6,551,599.68 and 2,655,041.40 is: 3,663,474.70
Step by Step Solution
- Step 1: Write the proportion equation
4,748,161.19 : 6,551,599.68 = 2,655,041.40 : x - Step 2: Convert to fraction form
4,748,161.19/6,551,599.68 = 2,655,041.40/x - Step 3: Cross multiply
4,748,161.19x = 6,551,599.68 × 2,655,041.40 - Step 4: Simplify right side
4,748,161.19x = 17,394,768,386,626.75 - Step 5: Solve for x
x = 17,394,768,386,626.75/4,748,161.19 - Step 6: Final answer
x = 3,663,474.70
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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.