Finding the Fourth Proportional to 5,226,248.96, 7,212,425.80 and 2,903,317.36
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Solution
The fourth proportional to 5,226,248.96, 7,212,425.80 and 2,903,317.36 is: 4,006,690.30
Step by Step Solution
- Step 1: Write the proportion equation
5,226,248.96 : 7,212,425.80 = 2,903,317.36 : x - Step 2: Convert to fraction form
5,226,248.96/7,212,425.80 = 2,903,317.36/x - Step 3: Cross multiply
5,226,248.96x = 7,212,425.80 × 2,903,317.36 - Step 4: Simplify right side
5,226,248.96x = 20,939,961,032,851.89 - Step 5: Solve for x
x = 20,939,961,032,851.89/5,226,248.96 - Step 6: Final answer
x = 4,006,690.30
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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.