Finding the Fourth Proportional to 4,795,671.42, 6,617,948.40 and 2,620,167.84
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Solution
The fourth proportional to 4,795,671.42, 6,617,948.40 and 2,620,167.84 is: 3,615,788.92
Step by Step Solution
- Step 1: Write the proportion equation
4,795,671.42 : 6,617,948.40 = 2,620,167.84 : x - Step 2: Convert to fraction form
4,795,671.42/6,617,948.40 = 2,620,167.84/x - Step 3: Cross multiply
4,795,671.42x = 6,617,948.40 × 2,620,167.84 - Step 4: Simplify right side
4,795,671.42x = 17,340,135,564,459.46 - Step 5: Solve for x
x = 17,340,135,564,459.46/4,795,671.42 - Step 6: Final answer
x = 3,615,788.92
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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.