Finding the Fourth Proportional to 4,747,603.31, 6,551,699.08 and 2,572,146.58
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Solution
The fourth proportional to 4,747,603.31, 6,551,699.08 and 2,572,146.58 is: 3,549,565.80
Step by Step Solution
- Step 1: Write the proportion equation
4,747,603.31 : 6,551,699.08 = 2,572,146.58 : x - Step 2: Convert to fraction form
4,747,603.31/6,551,699.08 = 2,572,146.58/x - Step 3: Cross multiply
4,747,603.31x = 6,551,699.08 × 2,572,146.58 - Step 4: Simplify right side
4,747,603.31x = 16,851,930,359,001.53 - Step 5: Solve for x
x = 16,851,930,359,001.53/4,747,603.31 - Step 6: Final answer
x = 3,549,565.80
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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.