Finding the Fourth Proportional to 4,829,539.68, 6,664,442.58 and 2,654,036.10
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Solution
The fourth proportional to 4,829,539.68, 6,664,442.58 and 2,654,036.10 is: 3,662,392.77
Step by Step Solution
- Step 1: Write the proportion equation
4,829,539.68 : 6,664,442.58 = 2,654,036.10 : x - Step 2: Convert to fraction form
4,829,539.68/6,664,442.58 = 2,654,036.10/x - Step 3: Cross multiply
4,829,539.68x = 6,664,442.58 × 2,654,036.10 - Step 4: Simplify right side
4,829,539.68x = 17,687,671,193,697.14 - Step 5: Solve for x
x = 17,687,671,193,697.14/4,829,539.68 - Step 6: Final answer
x = 3,662,392.77
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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.